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Palette Contrast Checker – WCAG Matrix

View contrast ratios for all color pairs in your palette as a matrix. AA/AAA pass/fail shown instantly.

Color Palette Input

Enter 2–8 colors to display all pairwise contrast ratios in a matrix.

AAA Pass (≥7:1)

AA Pass (≥4.5:1)

Fail (<4.5:1)

💡 To compare just two colors, use the Contrast Checker.

Frequently Asked Questions

Q. What is a palette contrast matrix?

It displays the WCAG contrast ratio for every combination of colors in your palette in an N×N grid, making it easy to spot accessible and inaccessible pairings at a glance.

Q. How many colors can I add to the palette?

You can add multiple colors to the palette. The matrix scales automatically to show all pairwise combinations.

Q. What do the AA/AAA labels mean?

AA means the pair meets the WCAG 2.1 minimum contrast standard (4.5:1 for normal text). AAA means it meets the enhanced standard (7:1).