Extract Design Systems
from Any Webpage

Analyze public stylesheets, extract custom variables, organize color palettes, and export developer integrations in seconds. Built for designers, developers, and AI agents.

🎨

For Designers

Harvest brand visual colors, typography scales, and assets. Export Figma-compatible design tokens to speed up design audits.

💻

For Developers

Instantly convert parsed stylesheet custom variables into configured Tailwind CSS themes. Copy values instantly without digging into DevTools.

🤖

For AI Agents

With native WebMCP agent hooks, browser assistants can analyze styling attributes programmatically, instantly generating component contexts.

API Documentation

css-extractor.com provides a stateless, CORS-enabled REST API endpoint for scripting design audits.

POST /api/extract
Content-Type: application/json

{
  "url": "https://example.com"
}

// Response JSON Schema:
{
  "colors": [{ "value": "#6366f1", "count": 24 }],
  "typography": {
    "fontFamilies": ["Outfit, sans-serif"],
    "fontSizes": ["16px"],
    "fontWeights": ["400", "600"],
    "lineHeights": ["1.5"]
  },
  "variables": [{ "name": "--brand-primary", "value": "#6366f1" }],
  "assets": [{ "type": "image", "url": "https://example.com/bg.png" }],
  "exports": { "tailwind": "...", "figma": "...", "markdown": "..." }
}

WebMCP Agent Protocol

This page implements the Early Preview community standard for WebMCP (Web Model Context Protocol), enabling browser AI agents to register and call tool functions directly from this tab.

Ensure chrome://flags/#enable-webmcp-testing is enabled in your browser to inspect and trigger the declarative extract-css tool.