Text Contrast & Readability Color Checker Text Contrast & Readability Color Checker Check color contrast instantly, preview legibility, and get WCAG AA/AAA–compliant suggestions. Built for bloggers, brands, and accessibility-first creators. Preview of the Text Contrast & Readability Color Checker showing accessible color pairs and WCAG pass/fail states. What is a Text Contrast & Readability Color Checker? Accessibility isn’t optional anymore—it’s essential. The Text Contrast & Readability Color Checker helps you quickly verify that your color combinations are readable, accessible, and compliant with the WCAG (Web Content Accessibility Guidelines). With one click, you can test the contrast ratio between a foreground text color and a background color, preview real-world text sizes, and receive actionable suggestions to reach AA or AAA standards. Whether y...