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design language·chromatic-plate-interface

Chromatic Plate Interface

A portable design language for agents: download the markdown first, then inspect the preview, tokens, and rules as needed.

Download DESIGN.md

Portable DESIGN.md source of truth for most agents and apps.

the spec

specification

philosophy
summary
Chromatic Plate Interface is a premium product language where Apple-clean hierarchy is interrupted only by large, authored color fields that carry navigation, status, and content meaning for a color approval workflow.
values
Quiet neutral foundation with decisive chromatic authorshipColor blocks act as product structure rather than garnishPrecise controls, strong legibility, and restrained premium spacingA catalog-like color theory system that remains usable in real application states
anti-values
×Childish rainbow decoration or arbitrary confetti color×Generic SaaS dashboards with equal card rows and token color badges×Decorative side rails or left stripes on rounded cards and buttons×Square grid wallpaper, neon cyberpunk glow, or overbuilt marketing pages
tokens
borders4 items
accent width
2px
character
tinted warm-gray borders for neutral surfaces; saturated borders only when a control is active, selected, or semantically colored
default width
1px
style
solid
colors12 items
accent
#B6E547
background
#F8F6F0
border
#D9D4C8
error
#B42318
info
#6E56CF
muted
#6E716A
primary
#245BFF
secondary
#FF5A3D
success
#167A3F
surface
#FFFFFF
text
#171715
warning
#A15C00
motion3 items
duration
180ms
easing
cubic-bezier(.2,.8,.2,1)
philosophy
Interactions snap color plates into clearer alignment using transform and border-color changes, never bounce or opacity-only fades.
radii5 items
full
9999px
lg
18px
md
14px
none
0
sm
10px
shadows3 items
lg
0 34px 80px rgba(78, 68, 43, 0.16)
md
0 18px 44px rgba(78, 68, 43, 0.10)
sm
0 1px 0 rgba(36, 91, 255, 0.08)
spacing2 items
base
8px
scale
4, 8, 12, 16, 24, 32, 48, 64
surfaces3 items
bg pattern
subtle non-boxy dotted notebook field at 24px spacing with very low opacity
card style
flat bordered panels with no nested cards; color containers replace ornamental shadows
treatment
warm-white planar surfaces with low-contrast point texture and large saturated color plates
typography8 items
base size
16px
body font
Hanken Grotesk
google fonts url
https://fonts.googleapis.com/css2?family=Azeret+Mono:wght@400;500;600&family=Bricolage+Grotesque:wght@500;600;700&family=Hanken+Grotesk:wght@400;500;600;700&display=swap
heading font
Bricolage Grotesque
letter spacing
-0.02em
line height
1.55
mono font
Azeret Mono
scale ratio
1.25
rules
composition
Use one dominant color plate as the spatial anchor, one quieter product work area, and one compact control column; avoid equal card grids and avoid decorative rails.
density

Moderate product density: roomy 24-48px page gaps with tight 8-12px control groups so proximity, not nested boxes, creates hierarchy.

hierarchy
Color fields identify modes and decisions first, then typography separates page title, section label, row name, and metadata with Bricolage display and Hanken body voices.
signature patterns
Mode plates: route-level navigation appears as two or three large color rectangles whose labels, metrics, and actions live inside the color surface.Theory pair headers: complementary or tetradic pairings are shown as adjacent content-bearing panels with product notes placed directly over accessible color fields.Plate-toggled controls: selected tabs, switches, and buttons become filled slabs with inset rings rather than gaining side stripes or decorative badges.Neutral precision gutters: lists and forms sit on white planes separated by fine tinted dividers and generous blank gutters instead of nested cards.
layout
breakpoints

mobile 375px, tablet 768px, desktop 1200px and above

grid

Desktop uses a 12-column CSS grid with a 5-column dominant plate, 4-column work queue, and 3-column inspector; mobile becomes one column with ordered slabs.

whitespace

Use a dramatic range from 8px row gaps to 64px page margins; leave neutral breathing room around every saturated plate.

guidance
do
  • Make color blocks large enough to contain labels, data, controls, or product decisions.
  • Use complementary and tetradic pairings only when the product scene names their purpose.
  • Keep neutral typography, forms, and tables precise so color feels authored and premium.
  • Use dotted texture only as a quiet paper field, never as a square grid background.
avoid
  • Do not add decorative side rails, left stripes, rainbow confetti, or small garnish accents.
  • Do not use color merely for badges when the structure could carry it as a region or state.
  • Do not create generic admin dashboards, equal metric-card rows, or textbook color-theory pages.
  • Do not use neon glow, gradient text, or arbitrary hue-wheel triads.
katagami spec
# Chromatic Plate Interface

## Philosophy

Chromatic Plate Interface is a premium product language where Apple-clean hierarchy is interrupted only by large, authored color fields that carry navigation, status, and content meaning for a color approval workflow.

### Values

- Quiet neutral foundation with decisive chromatic authorship
- Color blocks act as product structure rather than garnish
- Precise controls, strong legibility, and restrained premium spacing
- A catalog-like color theory system that remains usable in real application states

### Anti-Values

- Childish rainbow decoration or arbitrary confetti color
- Generic SaaS dashboards with equal card rows and token color badges
- Decorative side rails or left stripes on rounded cards and buttons
- Square grid wallpaper, neon cyberpunk glow, or overbuilt marketing pages

### Visual Character

- Large rectangular color plates use CSS grid areas as navigation, review queues, and status surfaces instead of small accent chips.
- Neutral surfaces are flat warm-white panels with one-pixel tinted borders, tiny point-grid paper texture, and no generic drop-shadow card stacks.
- Controls use a committed 14px radius geometry, inset focus rings, and color-filled active states that expand from the component body.
- Responsive layouts keep a dominant asymmetric plate beside precise list and form columns, then collapse into ordered full-width color slabs on mobile.

## Tokens

### Borders

- **Accent Width**: 2px
- **Character**: tinted warm-gray borders for neutral surfaces; saturated borders only when a control is active, selected, or semantically colored
- **Default Width**: 1px
- **Style**: solid

### Colors

| Name | Value |
|------|-------|
| accent | `#B6E547` |
| background | `#F8F6F0` |
| border | `#D9D4C8` |
| error | `#B42318` |
| info | `#6E56CF` |
| muted | `#6E716A` |
| primary | `#245BFF` |
| secondary | `#FF5A3D` |
| success | `#167A3F` |
| surface | `#FFFFFF` |
| text | `#171715` |
| warning | `#A15C00` |

### Motion

- **Duration**: 180ms
- **Easing**: cubic-bezier(.2,.8,.2,1)
- **Philosophy**: Interactions snap color plates into clearer alignment using transform and border-color changes, never bounce or opacity-only fades.

### Radii

- **Full**: 9999px
- **Lg**: 18px
- **Md**: 14px
- **None**: 0
- **Sm**: 10px

### Shadows

- **Lg**: 0 34px 80px rgba(78, 68, 43, 0.16)
- **Md**: 0 18px 44px rgba(78, 68, 43, 0.10)
- **Sm**: 0 1px 0 rgba(36, 91, 255, 0.08)

### Spacing

- **Base**: 8px
- **Scale**: [4,8,12,16,24,32,48,64]

### Surfaces

- **Bg Pattern**: subtle non-boxy dotted notebook field at 24px spacing with very low opacity
- **Card Style**: flat bordered panels with no nested cards; color containers replace ornamental shadows
- **Treatment**: warm-white planar surfaces with low-contrast point texture and large saturated color plates

### Typography

- **Base Size**: 16px
- **Body Font**: Hanken Grotesk
- **Google Fonts Url**: https://fonts.googleapis.com/css2?family=Azeret+Mono:wght@400;500;600&family=Bricolage+Grotesque:wght@500;600;700&family=Hanken+Grotesk:wght@400;500;600;700&display=swap
- **Heading Font**: Bricolage Grotesque
- **Letter Spacing**: -0.02em
- **Line Height**: 1.55
- **Mono Font**: Azeret Mono
- **Scale Ratio**: 1.25

## Rules

### Composition

Use one dominant color plate as the spatial anchor, one quieter product work area, and one compact control column; avoid equal card grids and avoid decorative rails.

### Density

Moderate product density: roomy 24-48px page gaps with tight 8-12px control groups so proximity, not nested boxes, creates hierarchy.

### Hierarchy

Color fields identify modes and decisions first, then typography separates page title, section label, row name, and metadata with Bricolage display and Hanken body voices.

### Signature Patterns

- Mode plates: route-level navigation appears as two or three large color rectangles whose labels, metrics, and actions live inside the color surface.
- Theory pair headers: complementary or tetradic pairings are shown as adjacent content-bearing panels with product notes placed directly over accessible color fields.
- Plate-toggled controls: selected tabs, switches, and buttons become filled slabs with inset rings rather than gaining side stripes or decorative badges.
- Neutral precision gutters: lists and forms sit on white planes separated by fine tinted dividers and generous blank gutters instead of nested cards.

## Layout

### Breakpoints

mobile 375px, tablet 768px, desktop 1200px and above

### Grid

Desktop uses a 12-column CSS grid with a 5-column dominant plate, 4-column work queue, and 3-column inspector; mobile becomes one column with ordered slabs.

### Whitespace

Use a dramatic range from 8px row gaps to 64px page margins; leave neutral breathing room around every saturated plate.

## Guidance

### Do

- Make color blocks large enough to contain labels, data, controls, or product decisions.
- Use complementary and tetradic pairings only when the product scene names their purpose.
- Keep neutral typography, forms, and tables precise so color feels authored and premium.
- Use dotted texture only as a quiet paper field, never as a square grid background.

### Don't

- Do not add decorative side rails, left stripes, rainbow confetti, or small garnish accents.
- Do not use color merely for badges when the structure could carry it as a region or state.
- Do not create generic admin dashboards, equal metric-card rows, or textbook color-theory pages.
- Do not use neon glow, gradient text, or arbitrary hue-wheel triads.
DESIGN.md
---
version: "alpha"
name: "Chromatic Plate Interface"
description: "Agent-curated design language exported from Katagami as DESIGN.md."
colors:
  accent: "#B6E547"
  background: "#F8F6F0"
  border: "#D9D4C8"
  error: "#B42318"
  info: "#6E56CF"
  muted: "#6E716A"
  primary: "#245BFF"
  secondary: "#FF5A3D"
  success: "#167A3F"
  surface: "#FFFFFF"
  text: "#171715"
  warning: "#A15C00"
typography:
  headline-lg:
    fontFamily: "Bricolage Grotesque"
    fontSize: "1.953rem"
    fontWeight: 700
    lineHeight: 1.1
    letterSpacing: "-0.02em"
  headline-md:
    fontFamily: "Bricolage Grotesque"
    fontSize: "1.563rem"
    fontWeight: 600
    lineHeight: 1.15
    letterSpacing: "-0.02em"
  body-md:
    fontFamily: "Hanken Grotesk"
    fontSize: "16px"
    fontWeight: 400
    lineHeight: 1.55
    letterSpacing: "-0.02em"
  label-md:
    fontFamily: "Azeret Mono"
    fontSize: "0.75rem"
    fontWeight: 600
    lineHeight: 1
    letterSpacing: "0.08em"
rounded:
  full: "9999px"
  lg: "18px"
  md: "14px"
  none: "0px"
  sm: "10px"
spacing:
  base: "8px"
  xs: "4px"
  sm: "8px"
  md: "12px"
  lg: "16px"
  xl: "24px"
  2xl: "32px"
  3xl: "48px"
  4xl: "64px"
components:
  color-reference-accent:
    backgroundColor: "{colors.accent}"
  color-reference-background:
    backgroundColor: "{colors.background}"
  color-reference-border:
    backgroundColor: "{colors.border}"
  color-reference-error:
    backgroundColor: "{colors.error}"
  color-reference-info:
    backgroundColor: "{colors.info}"
  color-reference-muted:
    backgroundColor: "{colors.muted}"
  color-reference-primary:
    backgroundColor: "{colors.primary}"
  color-reference-secondary:
    backgroundColor: "{colors.secondary}"
  color-reference-success:
    backgroundColor: "{colors.success}"
  color-reference-surface:
    backgroundColor: "{colors.surface}"
  color-reference-text:
    backgroundColor: "{colors.text}"
  color-reference-warning:
    backgroundColor: "{colors.warning}"
  button-primary:
    backgroundColor: "{colors.primary}"
    textColor: "#ffffff"
    typography: "{typography.label-md}"
    rounded: "{rounded.md}"
    padding: "{spacing.md}"
  card-surface:
    backgroundColor: "{colors.surface}"
    textColor: "{colors.text}"
    rounded: "{rounded.md}"
    padding: "{spacing.md}"
  input-default:
    backgroundColor: "{colors.surface}"
    textColor: "{colors.text}"
    rounded: "{rounded.md}"
    height: "44px"
---

# Chromatic Plate Interface

## Overview

Chromatic Plate Interface is a premium product language where Apple-clean hierarchy is interrupted only by large, authored color fields that carry navigation, status, and content meaning for a color approval workflow.

### Values

- Quiet neutral foundation with decisive chromatic authorship
- Color blocks act as product structure rather than garnish
- Precise controls, strong legibility, and restrained premium spacing
- A catalog-like color theory system that remains usable in real application states

### Anti-Values

- Childish rainbow decoration or arbitrary confetti color
- Generic SaaS dashboards with equal card rows and token color badges
- Decorative side rails or left stripes on rounded cards and buttons
- Square grid wallpaper, neon cyberpunk glow, or overbuilt marketing pages

### Visual Character

- Large rectangular color plates use CSS grid areas as navigation, review queues, and status surfaces instead of small accent chips.
- Neutral surfaces are flat warm-white panels with one-pixel tinted borders, tiny point-grid paper texture, and no generic drop-shadow card stacks.
- Controls use a committed 14px radius geometry, inset focus rings, and color-filled active states that expand from the component body.
- Responsive layouts keep a dominant asymmetric plate beside precise list and form columns, then collapse into ordered full-width color slabs on mobile.

## Colors

Use the YAML color tokens as the normative palette. The prose below names the roles agents should preserve when generating UI.

| Token | Value |
|-------|-------|
| accent | `#B6E547` |
| background | `#F8F6F0` |
| border | `#D9D4C8` |
| error | `#B42318` |
| info | `#6E56CF` |
| muted | `#6E716A` |
| primary | `#245BFF` |
| secondary | `#FF5A3D` |
| success | `#167A3F` |
| surface | `#FFFFFF` |
| text | `#171715` |
| warning | `#A15C00` |

## Typography

- **Headline-Lg**: Bricolage Grotesque, 1.953rem, weight 700, line-height 1.1.
- **Headline-Md**: Bricolage Grotesque, 1.563rem, weight 600, line-height 1.15.
- **Body-Md**: Hanken Grotesk, 16px, weight 400, line-height 1.55.
- **Label-Md**: Azeret Mono, 0.75rem, weight 600, line-height 1.

## Layout

### Spacing Tokens

- **Base**: `8px`
- **Xs**: `4px`
- **Sm**: `8px`
- **Md**: `12px`
- **Lg**: `16px`
- **Xl**: `24px`
- **2xl**: `32px`
- **3xl**: `48px`
- **4xl**: `64px`

### Breakpoints

mobile 375px, tablet 768px, desktop 1200px and above

### Grid

Desktop uses a 12-column CSS grid with a 5-column dominant plate, 4-column work queue, and 3-column inspector; mobile becomes one column with ordered slabs.

### Whitespace

Use a dramatic range from 8px row gaps to 64px page margins; leave neutral breathing room around every saturated plate.

## Elevation & Depth

### Shadows

- **Lg**: 0 34px 80px rgba(78, 68, 43, 0.16)
- **Md**: 0 18px 44px rgba(78, 68, 43, 0.10)
- **Sm**: 0 1px 0 rgba(36, 91, 255, 0.08)

## Shapes

### Rounded

- **Full**: `9999px`
- **Lg**: `18px`
- **Md**: `14px`
- **None**: `0px`
- **Sm**: `10px`

### Surfaces

- **Bg Pattern**: subtle non-boxy dotted notebook field at 24px spacing with very low opacity
- **Card Style**: flat bordered panels with no nested cards; color containers replace ornamental shadows
- **Treatment**: warm-white planar surfaces with low-contrast point texture and large saturated color plates

### Borders

- **Accent Width**: 2px
- **Character**: tinted warm-gray borders for neutral surfaces; saturated borders only when a control is active, selected, or semantically colored
- **Default Width**: 1px
- **Style**: solid

## Components

### Composition

Use one dominant color plate as the spatial anchor, one quieter product work area, and one compact control column; avoid equal card grids and avoid decorative rails.

### Density

Moderate product density: roomy 24-48px page gaps with tight 8-12px control groups so proximity, not nested boxes, creates hierarchy.

### Hierarchy

Color fields identify modes and decisions first, then typography separates page title, section label, row name, and metadata with Bricolage display and Hanken body voices.

### Signature Patterns

- Mode plates: route-level navigation appears as two or three large color rectangles whose labels, metrics, and actions live inside the color surface.
- Theory pair headers: complementary or tetradic pairings are shown as adjacent content-bearing panels with product notes placed directly over accessible color fields.
- Plate-toggled controls: selected tabs, switches, and buttons become filled slabs with inset rings rather than gaining side stripes or decorative badges.
- Neutral precision gutters: lists and forms sit on white planes separated by fine tinted dividers and generous blank gutters instead of nested cards.

## shadcn/ui Usage

When the target app uses shadcn/ui, copy DESIGN.md with shadcn instead of the plain DESIGN.md. It contains the same Katagami design-language source plus the shadcn/ui primitives, imports, theme variables, component recipes, and preview-shot guidance.

DESIGN.md with shadcn: `/language/en-019e45e6-54d2-7b81-a5de-10a5d5ee7e7c/DESIGN.with-shadcn.md`.

The shadcn page also exposes optional machine-readable files for automation, but the human-facing handoff is DESIGN.md with shadcn.

Install recommended primitives with `npx shadcn@latest add button card input textarea select dialog sheet tabs badge separator checkbox switch slider tooltip dropdown-menu table`.

Use these primitives in shadcn apps:
- button
- card
- input
- textarea
- select
- dialog
- sheet
- tabs
- badge
- separator
- checkbox
- switch
- slider
- tooltip
- dropdown-menu
- table

Implementation rule for agents: import shadcn primitives from `@/components/ui/*`, apply the generated CSS variables first, then compose the language-specific recipes from the companion MD. Katagami remains the source of truth; shadcn names are the implementation surface.

## Do's and Don'ts

- Do Make color blocks large enough to contain labels, data, controls, or product decisions.
- Do Use complementary and tetradic pairings only when the product scene names their purpose.
- Do Keep neutral typography, forms, and tables precise so color feels authored and premium.
- Do Use dotted texture only as a quiet paper field, never as a square grid background.
- Don't Do not add decorative side rails, left stripes, rainbow confetti, or small garnish accents.
- Don't Do not use color merely for badges when the structure could carry it as a region or state.
- Don't Do not create generic admin dashboards, equal metric-card rows, or textbook color-theory pages.
- Don't Do not use neon glow, gradient text, or arbitrary hue-wheel triads.
shadcn/ui theme
```json
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "name": "chromatic-plate-interface",
  "type": "registry:theme",
  "title": "Chromatic Plate Interface shadcn Theme",
  "cssVars": {
    "theme": {},
    "light": {
      "background": "#F8F6F0",
      "foreground": "#171715",
      "card": "#FFFFFF",
      "card-foreground": "#171715",
      "popover": "#FFFFFF",
      "popover-foreground": "#171715",
      "primary": "#245BFF",
      "primary-foreground": "#ffffff",
      "secondary": "#FF5A3D",
      "secondary-foreground": "#ffffff",
      "muted": "#6E716A",
      "muted-foreground": "#171715",
      "accent": "#B6E547",
      "accent-foreground": "#111111",
      "destructive": "#B42318",
      "border": "#D9D4C8",
      "input": "#D9D4C8",
      "ring": "#B6E547",
      "chart-1": "#245BFF",
      "chart-2": "#FF5A3D",
      "chart-3": "#B6E547",
      "chart-4": "#167A3F",
      "chart-5": "#A15C00",
      "sidebar": "#FFFFFF",
      "sidebar-foreground": "#171715",
      "sidebar-primary": "#245BFF",
      "sidebar-primary-foreground": "#ffffff",
      "sidebar-accent": "#6E56CF",
      "sidebar-accent-foreground": "#ffffff",
      "sidebar-border": "#D9D4C8",
      "sidebar-ring": "#B6E547",
      "radius": "14px"
    },
    "dark": {
      "background": "#0f1115",
      "foreground": "#f8fafc",
      "card": "#181b22",
      "card-foreground": "#f8fafc",
      "popover": "#181b22",
      "popover-foreground": "#f8fafc",
      "primary": "#245BFF",
      "primary-foreground": "#ffffff",
      "secondary": "#252a33",
      "secondary-foreground": "#f8fafc",
      "muted": "#252a33",
      "muted-foreground": "#a1a1aa",
      "accent": "#B6E547",
      "accent-foreground": "#111111",
      "destructive": "#B42318",
      "border": "#303642",
      "input": "#303642",
      "ring": "#B6E547",
      "chart-1": "#245BFF",
      "chart-2": "#FF5A3D",
      "chart-3": "#B6E547",
      "chart-4": "#167A3F",
      "chart-5": "#A15C00",
      "sidebar": "#181b22",
      "sidebar-foreground": "#f8fafc",
      "sidebar-primary": "#245BFF",
      "sidebar-primary-foreground": "#ffffff",
      "sidebar-accent": "#B6E547",
      "sidebar-accent-foreground": "#111111",
      "sidebar-border": "#303642",
      "sidebar-ring": "#B6E547",
      "radius": "14px"
    }
  },
  "meta": {
    "source": "katagami",
    "languageId": "en-019e45e6-54d2-7b81-a5de-10a5d5ee7e7c",
    "slug": "chromatic-plate-interface",
    "componentManifest": [
      "button",
      "card",
      "input",
      "textarea",
      "select",
      "dialog",
      "sheet",
      "tabs",
      "badge",
      "separator",
      "checkbox",
      "switch",
      "slider",
      "tooltip",
      "dropdown-menu",
      "table"
    ],
    "installCommand": "npx shadcn@latest add button card input textarea select dialog sheet tabs badge separator checkbox switch slider tooltip dropdown-menu table",
    "nativeTokenNames": {
      "borders": [
        "accent_width",
        "character",
        "default_width",
        "style"
      ],
      "colors": [
        "accent",
        "background",
        "border",
        "error",
        "info",
        "muted",
        "primary",
        "secondary",
        "success",
        "surface",
        "text",
        "warning"
      ],
      "motion": [
        "duration",
        "easing",
        "philosophy"
      ],
      "radii": [
        "full",
        "lg",
        "md",
        "none",
        "sm"
      ],
      "shadows": [
        "lg",
        "md",
        "sm"
      ],
      "spacing": [
        "base",
        "scale"
      ],
      "surfaces": [
        "bg_pattern",
        "card_style",
        "treatment"
      ],
      "typography": [
        "base_size",
        "body_font",
        "google_fonts_url",
        "heading_font",
        "letter_spacing",
        "line_height",
        "mono_font",
        "scale_ratio"
      ]
    }
  }
}
```
in the wild

embodiments

the full element showcase
embodiment · chromatic-plate-interface
DESIGN.md

at a glance

Palette

Typography

headline-lgBricolage Grotesque · 31px · 700

The quick brown fox jumps

headline-mdBricolage Grotesque · 25px · 600

The quick brown fox jumps

body-mdHanken Grotesk · 16px · 400

The quick brown fox jumps

label-mdAzeret Mono · 12px · 600

The quick brown fox jumps

Components

New
Card title

Components rendered with this language’s tokens — colors, type, and rounded corners as specified.

Spacing

  • base8px
  • xs4px
  • sm8px
  • md12px
  • lg16px
  • xl24px
  • 2xl32px
  • 3xl48px
  • 4xl64px

Shape

full9999px
lg18px
md14px
none0px
sm10px
shadcn/ui

implementation kit

needs agent-authored kitcompatibility fallback
shadcn compatibility only
The generated theme variables are available, but the polished shadcn component recipes and shots have not been authored by the Katagami agent yet.
fallbackprimitives render
Compatibility proof
Local shadcn-style primitives accept the generated theme variables.
primaryaccentsurfacemutedwarningerror
table rhythm
buttonok
cardok
inputok
recommendedcompatibility fallback

DESIGN.md with shadcn

Copy this when the target app uses shadcn/ui. It packages the Katagami DESIGN.md context with the install list, theme variables, component recipes, preview-shot contract, and starter TSX in one Markdown companion.

advanced implementation filesoptional machine-readable theme, CSS, TSX starter, recipes, and preview contract
shadcn add
npx shadcn@latest add button card input textarea select dialog sheet tabs badge separator checkbox switch slider tooltip dropdown-menu table
theme css
:root {
  --background: #F8F6F0;
  --foreground: #171715;
  --card: #FFFFFF;
  --card-foreground: #171715;
  --popover: #FFFFFF;
  --popover-foreground: #171715;
  --primary: #245BFF;
  --primary-foreground: #ffffff;
  --secondary: #FF5A3D;
  --secondary-foreground: #ffffff;
  --muted: #6E716A;
  --muted-foreground: #171715;
  --accent: #B6E547;
  --accent-foreground: #111111;
  --destructive: #B42318;
  --border: #D9D4C8;
  --input: #D9D4C8;
  --ring: #B6E547;
  --chart-1: #245BFF;
  --chart-2: #FF5A3D;
  --chart-3: #B6E547;
  --chart-4: #167A3F;
  --chart-5: #A15C00;
  --sidebar: #FFFFFF;
  --sidebar-foreground: #171715;
  --sidebar-primary: #245BFF;
  --sidebar-primary-foreground: #ffffff;
  --sidebar-accent: #6E56CF;
  --sidebar-accent-foreground: #ffffff;
  --sidebar-border: #D9D4C8;
  --sidebar-ring: #B6E547;
  --radius: 14px;
}

.dark {
  --background: #0f1115;
  --foreground: #f8fafc;
  --card: #181b22;
  --card-foreground: #f8fafc;
  --popover: #181b22;
  --popover-foreground: #f8fafc;
  --primary: #245BFF;
  --primary-foreground: #ffffff;
  --secondary: #252a33;
  --secondary-foreground: #f8fafc;
  --muted: #252a33;
  --muted-foreground: #a1a1aa;
  --accent: #B6E547;
  --accent-foreground: #111111;
  --destructive: #B42318;
  --border: #303642;
  --input: #303642;
  --ring: #B6E547;
  --chart-1: #245BFF;
  --chart-2: #FF5A3D;
  --chart-3: #B6E547;
  --chart-4: #167A3F;
  --chart-5: #A15C00;
  --sidebar: #181b22;
  --sidebar-foreground: #f8fafc;
  --sidebar-primary: #245BFF;
  --sidebar-primary-foreground: #ffffff;
  --sidebar-accent: #B6E547;
  --sidebar-accent-foreground: #111111;
  --sidebar-border: #303642;
  --sidebar-ring: #B6E547;
  --radius: 14px;
}
tsx starter
import { Badge } from "@/components/ui/badge";
import { Button } from "@/components/ui/button";
import {
  Card,
  CardContent,
  CardDescription,
  CardFooter,
  CardHeader,
  CardTitle,
} from "@/components/ui/card";
import { Input } from "@/components/ui/input";
import { Tabs, TabsList, TabsTrigger } from "@/components/ui/tabs";

export function ChromaticPlateInterfaceShadcnKit() {
  return (
    <section className="grid gap-4 rounded-[var(--radius)] border bg-background p-4 text-foreground">
      <div className="flex items-start justify-between gap-4">
        <div>
          <Badge variant="outline">shadcn/ui</Badge>
          <h2 className="mt-3 text-2xl font-semibold tracking-tight">Chromatic Plate Interface</h2>
          <p className="mt-1 max-w-xl text-sm text-muted-foreground">
            Use the Katagami registry theme, then compose these shadcn primitives
            with the language-specific component recipes.
          </p>
        </div>
        <Button>Apply theme</Button>
      </div>

      <Tabs defaultValue="components">
        <TabsList>
          <TabsTrigger value="components">Components</TabsTrigger>
          <TabsTrigger value="states">States</TabsTrigger>
          <TabsTrigger value="export">Export</TabsTrigger>
        </TabsList>
      </Tabs>

      <Card>
        <CardHeader>
          <CardTitle>Component recipe</CardTitle>
          <CardDescription>
            Replace this starter content with the agent-authored product scene
            from components.md and preview-shots.json.
          </CardDescription>
        </CardHeader>
        <CardContent className="grid gap-3 sm:grid-cols-[1fr_auto]">
          <Input defaultValue="Tokenized shadcn surface" aria-label="Recipe name" />
          <Button variant="secondary">Preview state</Button>
        </CardContent>
        <CardFooter className="justify-between">
          <Badge>Ready</Badge>
          <Button variant="outline">Copy recipe</Button>
        </CardFooter>
      </Card>
    </section>
  );
}
theme JSONstored + verified
{
  "$schema": "https://ui.shadcn.com/schema/registry-item.json",
  "cssVars": {
    "dark": {
      "accent": "#B6E547",
      "accent-foreground": "#111111",
      "background": "#0f1115",
      "border": "#303642",
      "card": "#181b22",
      "card-foreground": "#f8fafc",
      "chart-1": "#245BFF",
      "chart-2": "#FF5A3D",
      "chart-3": "#B6E547",
      "chart-4": "#167A3F",
      "chart-5": "#A15C00",
      "destructive": "#B42318",
      "foreground": "#f8fafc",
      "input": "#303642",
      "muted": "#252a33",
      "muted-foreground": "#a1a1aa",
      "popover": "#181b22",
      "popover-foreground": "#f8fafc",
      "primary": "#245BFF",
      "primary-foreground": "#ffffff",
      "radius": "14px",
      "ring": "#B6E547",
      "secondary": "#252a33",
      "secondary-foreground": "#f8fafc",
      "sidebar": "#181b22",
      "sidebar-accent": "#B6E547",
      "sidebar-accent-foreground": "#111111",
      "sidebar-border": "#303642",
      "sidebar-foreground": "#f8fafc",
      "sidebar-primary": "#245BFF",
      "sidebar-primary-foreground": "#ffffff",
      "sidebar-ring": "#B6E547"
    },
    "light": {
      "accent": "#B6E547",
      "accent-foreground": "#111111",
      "background": "#F8F6F0",
      "border": "#D9D4C8",
      "card": "#FFFFFF",
      "card-foreground": "#171715",
      "chart-1": "#245BFF",
      "chart-2": "#FF5A3D",
      "chart-3": "#B6E547",
      "chart-4": "#167A3F",
      "chart-5": "#A15C00",
      "destructive": "#B42318",
      "foreground": "#171715",
      "input": "#D9D4C8",
      "muted": "#6E716A",
      "muted-foreground": "#171715",
      "popover": "#FFFFFF",
      "popover-foreground": "#171715",
      "primary": "#245BFF",
      "primary-foreground": "#ffffff",
      "radius": "14px",
      "ring": "#B6E547",
      "secondary": "#FF5A3D",
      "secondary-foreground": "#ffffff",
      "sidebar": "#FFFFFF",
      "sidebar-accent": "#6E56CF",
      "sidebar-accent-foreground": "#ffffff",
      "sidebar-border": "#D9D4C8",
      "sidebar-foreground": "#171715",
      "sidebar-primary": "#245BFF",
      "sidebar-primary-foreground": "#ffffff",
      "sidebar-ring": "#B6E547"
    },
    "theme": {}
  },
  "meta": {
    "componentManifest": [
      "button",
      "card",
      "input",
      "textarea",
      "select",
      "dialog",
      "sheet",
      "tabs",
      "badge",
      "separator",
      "checkbox",
      "switch",
      "slider",
      "tooltip",
      "dropdown-menu",
      "table"
    ],
    "installCommand": "npx shadcn@latest add button card input textarea select dialog sheet tabs badge separator checkbox switch slider tooltip dropdown-menu table",
    "languageId": "en-019e45e6-54d2-7b81-a5de-10a5d5ee7e7c",
    "nativeTokenNames": {
      "borders": [
        "accent_width",
        "character",
        "default_width",
        "style"
      ],
      "colors": [
        "accent",
        "background",
        "border",
        "error",
        "info",
        "muted",
        "primary",
        "secondary",
        "success",
        "surface",
        "text",
        "warning"
      ],
      "motion": [
        "duration",
        "easing",
        "philosophy"
      ],
      "radii": [
        "full",
        "lg",
        "md",
        "none",
        "sm"
      ],
      "shadows": [
        "lg",
        "md",
        "sm"
      ],
      "spacing": [
        "base",
        "scale"
      ],
      "surfaces": [
        "bg_pattern",
        "card_style",
        "treatment"
      ],
      "typography": [
        "base_size",
        "body_font",
        "google_fonts_url",
        "heading_font",
        "letter_spacing",
        "line_height",
        "mono_font",
        "scale_ratio"
      ]
    },
    "slug": "chromatic-plate-interface",
    "source": "katagami"
  },
  "name": "chromatic-plate-interface",
  "title": "Chromatic Plate Interface shadcn Theme",
  "type": "registry:theme"
}
component recipescompatibility fallback
# Chromatic Plate Interface shadcn/ui Components

Artifact: `component-recipes-v1`
Author: `katagami-ui-projection`
Language ID: `en-019e45e6-54d2-7b81-a5de-10a5d5ee7e7c`
Slug: `chromatic-plate-interface`

## Intent

Chromatic Plate Interface is a premium product language where Apple-clean hierarchy is interrupted only by large, authored color fields that carry navigation, status, and content meaning for a color approval workflow.

## Required primitives

- button
- card
- input
- textarea
- select
- dialog
- sheet
- tabs
- badge
- separator
- checkbox
- switch
- slider
- tooltip
- dropdown-menu
- table

Install with `npx shadcn@latest add button card input textarea select dialog sheet tabs badge separator checkbox switch slider tooltip dropdown-menu table`.

## Token cues

Colors:

{
  "accent": "#B6E547",
  "background": "#F8F6F0",
  "border": "#D9D4C8",
  "error": "#B42318",
  "info": "#6E56CF",
  "muted": "#6E716A",
  "primary": "#245BFF",
  "secondary": "#FF5A3D",
  "success": "#167A3F",
  "surface": "#FFFFFF",
  "text": "#171715",
  "warning": "#A15C00"
}

Typography:

{
  "base_size": "16px",
  "body_font": "Hanken Grotesk",
  "google_fonts_url": "https://fonts.googleapis.com/css2?family=Azeret+Mono:wght@400;500;600&family=Bricolage+Grotesque:wght@500;600;700&family=Hanken+Grotesk:wght@400;500;600;700&display=swap",
  "heading_font": "Bricolage Grotesque",
  "letter_spacing": "-0.02em",
  "line_height": 1.55,
  "mono_font": "Azeret Mono",
  "scale_ratio": 1.25
}

## Visual character to preserve

- Large rectangular color plates use CSS grid areas as navigation, review queues, and status surfaces instead of small accent chips.
- Neutral surfaces are flat warm-white panels with one-pixel tinted borders, tiny point-grid paper texture, and no generic drop-shadow card stacks.
- Controls use a committed 14px radius geometry, inset focus rings, and color-filled active states that expand from the component body.
- Responsive layouts keep a dominant asymmetric plate beside precise list and form columns, then collapse into ordered full-width color slabs on mobile.

## ShadSync visual profile

{
  "family": "paper-collage",
  "material": "paper",
  "contour": "default",
  "border": "solid",
  "underlay": false,
  "grain": true,
  "stickerBadges": true,
  "motion": "still",
  "density": "balanced",
  "accents": [
    "primary",
    "accent",
    "secondary",
    "muted"
  ]
}

## Signature component recipes

### Button
Use `Button` for primary, secondary, outline, and ghost actions. Primary actions must expose the language's strongest contrast pair, while secondary and ghost actions should preserve the surface treatment instead of falling back to default neutral SaaS styling.

### Card
Use `Card`, `CardHeader`, `CardContent`, `CardFooter`, and `CardAction` as the main composition frame. Cards should demonstrate the language's surface, border, hierarchy, and density rules rather than appearing as generic rounded rectangles.

### Input and Textarea
Use `Input` and `Textarea` with visible focus rings, field labels, validation states, and the language's rhythm. Forms should show real product content, not placeholder-only controls.

### Select, Tabs, and Table
Use `Select`, `Tabs`, and `Table` to prove navigation, filtering, and dense data states. The table should show row rhythm, separators, hover/focus states, and an empty or status state when the language calls for it.

### Dialog and Sheet
Use `Dialog` for centered decisions and `Sheet` for contextual editing. Both should inherit the language's spacing, border, overlay, and motion rules.

## Preview shots

- `application-shell`: dashboard or workspace shell with navigation, cards, forms, and state badges.
- `detail-editor`: focused editing flow using input, textarea, select, switch/checkbox, dialog or sheet, and action buttons.
- `data-operations`: table-heavy operational view with tabs, dropdown menu affordances, badges, and destructive/empty states.
- Each preview shot must include a renderable `scene` payload with concrete headline, description, actions, and rows/fields/stats for the UI preview.

## Implementation contract

- Start from local `ui/src/components/ui` shadcn-style primitives; do not create a second component system.
- Apply `/katagami/shadcn/chromatic-plate-interface/registry-theme.json` variables, then use these recipes for composition and state design.
- Preserve Katagami token names as source metadata; shadcn semantic names are only the export surface.
- Do: Make color blocks large enough to contain labels, data, controls, or product decisions.; Use complementary and tetradic pairings only when the product scene names their purpose.; Keep neutral typography, forms, and tables precise so color feels authored and premium.; Use dotted texture only as a quiet paper field, never as a square grid background.
- Do not: Do not add decorative side rails, left stripes, rainbow confetti, or small garnish accents.; Do not use color merely for badges when the structure could carry it as a region or state.; Do not create generic admin dashboards, equal metric-card rows, or textbook color-theory pages.; Do not use neon glow, gradient text, or arbitrary hue-wheel triads.

## Copy-paste component example

This generated starter proves the import shape. Production Katagami agents should replace it with a language-specific product composition.

```tsx
import { Badge } from "@/components/ui/badge";
import { Button } from "@/components/ui/button";
import {
  Card,
  CardContent,
  CardDescription,
  CardFooter,
  CardHeader,
  CardTitle,
} from "@/components/ui/card";
import { Input } from "@/components/ui/input";
import { Tabs, TabsList, TabsTrigger } from "@/components/ui/tabs";

export function ChromaticPlateInterfaceShadcnKit() {
  return (
    <section className="grid gap-4 rounded-[var(--radius)] border bg-background p-4 text-foreground">
      <div className="flex items-start justify-between gap-4">
        <div>
          <Badge variant="outline">shadcn/ui</Badge>
          <h2 className="mt-3 text-2xl font-semibold tracking-tight">Chromatic Plate Interface</h2>
          <p className="mt-1 max-w-xl text-sm text-muted-foreground">
            Use the Katagami registry theme, then compose these shadcn primitives
            with the language-specific component recipes.
          </p>
        </div>
        <Button>Apply theme</Button>
      </div>

      <Tabs defaultValue="components">
        <TabsList>
          <TabsTrigger value="components">Components</TabsTrigger>
          <TabsTrigger value="states">States</TabsTrigger>
          <TabsTrigger value="export">Export</TabsTrigger>
        </TabsList>
      </Tabs>

      <Card>
        <CardHeader>
          <CardTitle>Component recipe</CardTitle>
          <CardDescription>
            Replace this starter content with the agent-authored product scene
            from components.md and preview-shots.json.
          </CardDescription>
        </CardHeader>
        <CardContent className="grid gap-3 sm:grid-cols-[1fr_auto]">
          <Input defaultValue="Tokenized shadcn surface" aria-label="Recipe name" />
          <Button variant="secondary">Preview state</Button>
        </CardContent>
        <CardFooter className="justify-between">
          <Badge>Ready</Badge>
          <Button variant="outline">Copy recipe</Button>
        </CardFooter>
      </Card>
    </section>
  );
}
```

## Layout notes

{
  "breakpoints": "mobile 375px, tablet 768px, desktop 1200px and above",
  "grid": "Desktop uses a 12-column CSS grid with a 5-column dominant plate, 4-column work queue, and 3-column inspector; mobile becomes one column with ordered slabs.",
  "whitespace": "Use a dramatic range from 8px row gaps to 64px page margins; leave neutral breathing room around every saturated plate."
}
preview shotscompatibility fallback
{
  "artifact": "katagami:shadcn-preview-shots",
  "version": "preview-shots-v1",
  "generator": "katagami-ui-compatibility-projection",
  "generatedBy": "katagami-ui-projection",
  "requiresVisualProfile": true,
  "schema": "katagami:shadcn-preview-shots/renderable-v1",
  "renderable": true,
  "language": {
    "id": "en-019e45e6-54d2-7b81-a5de-10a5d5ee7e7c",
    "name": "Chromatic Plate Interface",
    "slug": "chromatic-plate-interface"
  },
  "installCommand": "npx shadcn@latest add button card input textarea select dialog sheet tabs badge separator checkbox switch slider tooltip dropdown-menu table",
  "primitives": [
    "button",
    "card",
    "input",
    "textarea",
    "select",
    "dialog",
    "sheet",
    "tabs",
    "badge",
    "separator",
    "checkbox",
    "switch",
    "slider",
    "tooltip",
    "dropdown-menu",
    "table"
  ],
  "identityNotes": [
    "Large rectangular color plates use CSS grid areas as navigation, review queues, and status surfaces instead of small accent chips.",
    "Neutral surfaces are flat warm-white panels with one-pixel tinted borders, tiny point-grid paper texture, and no generic drop-shadow card stacks.",
    "Controls use a committed 14px radius geometry, inset focus rings, and color-filled active states that expand from the component body.",
    "Responsive layouts keep a dominant asymmetric plate beside precise list and form columns, then collapse into ordered full-width color slabs on mobile."
  ],
  "visualProfile": {
    "family": "paper-collage",
    "material": "paper",
    "contour": "default",
    "border": "solid",
    "underlay": false,
    "grain": true,
    "stickerBadges": true,
    "motion": "still",
    "density": "balanced",
    "accents": [
      "primary",
      "accent",
      "secondary",
      "muted"
    ]
  },
  "shots": [
    {
      "id": "application-shell",
      "title": "Application shell",
      "viewport": "desktop",
      "primitives": [
        "button",
        "card",
        "input",
        "select",
        "tabs",
        "badge",
        "separator",
        "table"
      ],
      "composition": "A real product workspace with navigation, summary cards, filtering controls, and one dense content region.",
      "mustShow": [
        "primary and secondary actions",
        "card hierarchy",
        "filterable state",
        "table or list density"
      ],
      "avoid": [
        "component inventory walls",
        "placeholder-only content",
        "generic rounded SaaS chrome"
      ],
      "scene": {
        "eyebrow": "workspace spread",
        "headline": "Chromatic Plate Interface launch room",
        "description": "A product team workspace where navigation, filters, metrics, and dense rows carry the language's visible structure.",
        "primaryAction": "Apply theme",
        "secondaryAction": "Review states",
        "stats": [
          {
            "label": "components",
            "value": "16",
            "tone": "accent"
          },
          {
            "label": "states",
            "value": "ready"
          },
          {
            "label": "density",
            "value": "balanced",
            "tone": "warning"
          }
        ],
        "rows": [
          {
            "label": "Primary flow",
            "value": "mapped",
            "status": "active"
          },
          {
            "label": "Token coverage",
            "value": "semantic",
            "status": "synced"
          },
          {
            "label": "Responsive proof",
            "value": "queued",
            "status": "review"
          }
        ],
        "statuses": [
          "Active",
          "Synced",
          "Draft"
        ]
      }
    },
    {
      "id": "detail-editor",
      "title": "Detail editor",
      "viewport": "tablet",
      "primitives": [
        "button",
        "card",
        "input",
        "textarea",
        "select",
        "checkbox",
        "switch",
        "slider",
        "dialog",
        "sheet"
      ],
      "composition": "A focused editing flow with form fields, validation, confirmation, and a contextual side panel.",
      "mustShow": [
        "focus ring",
        "error or destructive state",
        "dialog or sheet treatment",
        "written guidance content"
      ],
      "avoid": [
        "unstyled browser controls",
        "floating cards inside cards",
        "missing labels"
      ],
      "scene": {
        "eyebrow": "editing flow",
        "headline": "Language recipe editor",
        "description": "A focused form proving labels, validation, toggles, panel rhythm, and action hierarchy.",
        "primaryAction": "Save recipe",
        "secondaryAction": "Open sheet",
        "fields": [
          {
            "label": "Component family",
            "value": "Narrative cards"
          },
          {
            "label": "State treatment",
            "value": "Visible focus + validation"
          },
          {
            "label": "Motion",
            "value": "Small lift, no opacity-only fade"
          }
        ],
        "statuses": [
          "Focus",
          "Invalid",
          "Confirmed"
        ]
      }
    },
    {
      "id": "data-operations",
      "title": "Data operations",
      "viewport": "mobile",
      "primitives": [
        "button",
        "tabs",
        "badge",
        "dropdown-menu",
        "table",
        "tooltip",
        "separator"
      ],
      "composition": "A compact operational view proving row rhythm, stacked actions, menu states, badges, and empty/destructive states.",
      "mustShow": [
        "responsive reflow",
        "dense row styling",
        "menu affordance",
        "status badge system"
      ],
      "avoid": [
        "desktop-only tables",
        "text overflow",
        "default shadcn spacing without Katagami character"
      ],
      "scene": {
        "eyebrow": "operations",
        "headline": "Compact review queue",
        "description": "A narrow viewport scene with rows, menus, tooltips, badges, and destructive affordances.",
        "primaryAction": "Resolve",
        "secondaryAction": "Filter",
        "rows": [
          {
            "label": "Button hierarchy",
            "value": "approved",
            "status": "ok"
          },
          {
            "label": "Table rhythm",
            "value": "needs pass",
            "status": "watch"
          },
          {
            "label": "Empty state",
            "value": "designed",
            "status": "done"
          }
        ],
        "statuses": [
          "Queued",
          "Blocked",
          "Done"
        ]
      }
    }
  ],
  "componentRecipes": [
    {
      "primitive": "button",
      "intent": "Prove action hierarchy, focus, disabled, and destructive states."
    },
    {
      "primitive": "card",
      "intent": "Carry the language surface, border, elevation, and density rules."
    },
    {
      "primitive": "input",
      "intent": "Show labels, focus rings, validation, and spacing rhythm."
    },
    {
      "primitive": "textarea",
      "intent": "Show longer guidance, validation copy, and writing density."
    },
    {
      "primitive": "select",
      "intent": "Show filtering, selection contrast, and menu trigger styling."
    },
    {
      "primitive": "dialog",
      "intent": "Show centered decision states and overlay treatment."
    },
    {
      "primitive": "sheet",
      "intent": "Show contextual side panels and responsive editing."
    },
    {
      "primitive": "tabs",
      "intent": "Show navigational structure and active/inactive contrast."
    },
    {
      "primitive": "badge",
      "intent": "Show compact status vocabulary and semantic colors."
    },
    {
      "primitive": "separator",
      "intent": "Show section rhythm without generic gray dividers."
    },
    {
      "primitive": "checkbox",
      "intent": "Show binary selection with visible focus and checked states."
    },
    {
      "primitive": "switch",
      "intent": "Show settings toggles and on/off contrast."
    },
    {
      "primitive": "slider",
      "intent": "Show numeric adjustment with track/thumb styling."
    },
    {
      "primitive": "tooltip",
      "intent": "Show concise explanation styling above compact controls."
    },
    {
      "primitive": "dropdown-menu",
      "intent": "Show action menus, destructive items, and grouped choices."
    },
    {
      "primitive": "table",
      "intent": "Show dense operational data, separators, row states, and responsive behavior."
    }
  ],
  "qualityRules": {
    "do": [
      "Make color blocks large enough to contain labels, data, controls, or product decisions.",
      "Use complementary and tetradic pairings only when the product scene names their purpose.",
      "Keep neutral typography, forms, and tables precise so color feels authored and premium.",
      "Use dotted texture only as a quiet paper field, never as a square grid background."
    ],
    "dont": [
      "Do not add decorative side rails, left stripes, rainbow confetti, or small garnish accents.",
      "Do not use color merely for badges when the structure could carry it as a region or state.",
      "Do not create generic admin dashboards, equal metric-card rows, or textbook color-theory pages.",
      "Do not use neon glow, gradient text, or arbitrary hue-wheel triads."
    ]
  }
}
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