UX Contrast Check

Benefits

• Free forever
• WCAG AA/AAA check
• Exact ratio
• Size-aware grading

Parameters

No parameters required.

Usage

MCP (Cursor)

// In your MCP config, the tool is available as "ux_contrast_check"
// Cursor/Claude Desktop will call it automatically

REST API

curl -X POST https://api.50c.ai/tools/ux_contrast_check \
  -H "Authorization: Bearer cv_YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"foreground":"#ffffff","background":"#10b981"}'

CLI

npx 50c call ux_contrast_check

Pricing

• Cost: FREE
• Suite: UX & DESIGN
• Tier: Free

Related Tools

See all tools in the UX & DESIGN suite