color_contrast

Pack: color · Endpoint: https://gateway.pipeworx.io/color/mcp

Compute the WCAG 2.1 contrast ratio between two colors and whether it passes AA/AAA for normal and large text. Keyless, offline.

Parameters

NameTypeRequiredDescription
foregroundstringyesForeground/text color.
backgroundstringyesBackground color.

Example call

curl -X POST https://gateway.pipeworx.io/color/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"color_contrast","arguments":{}}}'

Connect

Add this to your MCP client config, or use one-click install buttons:

{
  "mcpServers": {
    "color": {
      "url": "https://gateway.pipeworx.io/color/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

Regenerated from source · build July 1, 2026