2 free online tools
Accessibility Tools
Audit web page markup, verify WCAG 2.1 AA/AAA color contrast ratios, and improve web accessibility.
Color Contrast Checker
Check WCAG AA and AAA contrast ratios between foreground and background colors.
Open toolAccessibility Checker
Analyze HTML for common accessibility issues and WCAG compliance.
Open tool Category Overview & Feature Comparison
About Accessibility Tools
The Accessibility Tools collection provides browser-based utilities designed for high performance, local data processing, and complete privacy. Every tool operates entirely within your browser - no server uploads, no watermarks, and no signups required.
| Tool Name | Key Functionality | Client-Side Processing | Usage Limit |
|---|---|---|---|
| Color Contrast Checker | Check WCAG AA and AAA contrast ratios between foreground and background colors. | 100% Local | Unlimited / Free |
| Accessibility Checker | Analyze HTML for common accessibility issues and WCAG compliance. | 100% Local | Unlimited / Free |