Color Contrast Checker
Check WCAG AA and AAA contrast compliance between two colors with our free online tool. Get fast, instant feedback on your color combinations for optimal readability. All processing happens locally in your browser.
Sample Text
RGB(0, 0, 0)
RGB(255, 255, 255)
Contrast Ratio
21.00:1
Pass
AA Normal
Pass
AA Large
Pass
AAA Normal
Pass
AAA Large
CSS Code
color: #000000; background-color: #ffffff;
Frequently Asked Questions
Related Tools
Tags
color contrast
wcag accessibility
contrast checker
web accessibility
color accessibility