WCAG Accessibility Compliance Checker
Test color combinations for accessibility compliance and get instant feedback on contrast ratios
Batch Color Testing
Test multiple color combinations at once for comprehensive accessibility analysis
Test color combinations for accessibility compliance and get instant feedback on contrast ratios
Test multiple color combinations at once for comprehensive accessibility analysis
Professional accessibility compliance tool for designers and developers. Check WCAG 2.1 contrast ratios, simulate colorblindness, and ensure your designs are accessible to all users. Get instant AA/AAA compliance ratings with detailed recommendations for improvement.
Legal requirement in many countries. Essential for public websites and applications.
Highest level of accessibility. Recommended for critical applications and services.
WCAG (Web Content Accessibility Guidelines) are international standards for web accessibility. They ensure websites and applications are usable by people with disabilities, including visual impairments, and are legally required in many jurisdictions.
WCAG AA is the standard level required by most accessibility laws, with contrast ratios of 4.5:1 for normal text. AAA is enhanced compliance with 7:1 ratios, recommended for critical applications but not always legally required.
Our simulations use scientifically-based color transformation matrices that approximate how colors appear to people with different types of color vision deficiency. They provide a good representation but individual experiences may vary.
Yes! Use our batch testing feature to analyze multiple color combinations simultaneously. This is perfect for checking design systems, brand colors, or complete websites for accessibility compliance.