Tool
WebAIM Contrast Checker
Authoritative online contrast ratio calculator
About
Canonical quick check in WCAG training
Features
- WCAG contrast ratio checks
- Pricing
- Free
- Pricing detail
- free web tool
- Platforms
- Web
Alternatives from our catalog
Tools on the same shelves as WebAIM Contrast Checker, ordered by shared tags and our own comparisons. Not vendor endorsements.
- A11y Project ChecklistFree · Web
Shared team checklist language
same tags
- Color OracleFree · Windows macOS Linux
Simulate CVD on anything on screen
same tags
- Accessibility InsightsFree · Browser extension Windows
Best free guided FastPass workflow
same tags
- Lighthouse AccessibilityFree · Chrome CI
Zero-setup score in DevTools
same tags
- BrowserStack A11y Design ToolkitPaid · Figma BrowserStack
Design-time checks in BrowserStack a11y suite
same tags
- axe DevToolsFreemium · Browser extension CI
Industry-standard automated a11y starting point
same tags