WCAG Contrast Checker

See the exact WCAG contrast ratio between any two colors — instantly know if your text passes AA or AAA accessibility standards.

No login, no setup. Pick a foreground and background color and watch the ratio update live as you adjust each shade.

KEY FEATURES
• Real-time WCAG contrast ratio for any color pair
• Clear AA and AAA pass/fail for normal, large, and UI text
• Live text preview at every size, so you see exactly what readers see
• One-tap fix — nudge a failing color to the nearest passing shade
• Full palette audit — check every pair in a palette at once
• Unlimited saved color pairs for ongoing projects
• Works 100% offline — private by design, no ads, no tracking

HOW IT WORKS
1. Pick your foreground and background colors
2. Read the live contrast ratio and AA/AAA verdict
3. Tap Fix to jump to the nearest passing shade

Full access — including palette audit, unlimited saved pairs, and one-tap fix — unlocks with a subscription. Weekly, yearly, and lifetime options are available, so you can pick what fits your workflow.

Built for designers, developers, and anyone who wants accessible color choices without the guesswork.

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