Color Contrast Checker
Test a text and background color pair against WCAG AA and AAA contrast ratios to confirm your website colors are readable for more people.
Check color contrastTools for looking at websites closely.
Small, focused utilities for accessibility and website assessment. Each one does a specific job. Open a tool, use it, and get back to the work.
Hero illustration
Featured tools
View all →Color Contrast Matrix
Compare every color combination in your brand palette to identify accessible text and background pairings that meet WCAG contrast requirements.
Compare palette colorsSite Structure
Map how your website is organized, from main sections to the pages inside them, to support content analysis, redesign planning, and UX review.
Map your site structureA clearer picture of your entire website.
Use The Website Tool to map your pages, organize your findings, and work through accessibility and UX assessments in one place. Start with a free account.