Batch Contrast Checker
Paste up to 20 HEX colors and instantly see all four contrast combinations — color on white, color on black, white on color, black on color — with WCAG AA / AAA pass/fail badges.
Paste HEX Colors
Enter one per line or separate with commas. Values with or without # are accepted, as is 3-digit shorthand (e.g. #fff).
6 colors detected
Color on white
Contrast Ratio 2.57:1Color on black
Contrast Ratio 8.18:1White on color
Contrast Ratio 2.57:1Black on color
Contrast Ratio 8.18:1Color on white
Contrast Ratio 4.23:1Color on black
Contrast Ratio 4.96:1White on color
Contrast Ratio 4.23:1Black on color
Contrast Ratio 4.96:1Color on white
Contrast Ratio 14.67:1Color on black
Contrast Ratio 1.43:1White on color
Contrast Ratio 14.67:1Black on color
Contrast Ratio 1.43:1Color on white
Contrast Ratio 1.89:1Color on black
Contrast Ratio 11.11:1White on color
Contrast Ratio 1.89:1Black on color
Contrast Ratio 11.11:1Color on white
Contrast Ratio 8.72:1Color on black
Contrast Ratio 2.41:1White on color
Contrast Ratio 8.72:1Black on color
Contrast Ratio 2.41:1Color on white
Contrast Ratio 1.92:1Color on black
Contrast Ratio 10.92:1White on color
Contrast Ratio 1.92:1Black on color
Contrast Ratio 10.92:1WCAG 2.1 Contrast Requirements
| Level | Normal text | Large text / UI |
|---|---|---|
| AA | 4.5:1 | 3:1 |
| AAA | 7:1 | 4.5:1 |
Large text is defined as 18pt (24px) or larger, or 14pt (approximately 19px) bold. UI components and graphical elements must meet AA Large (3:1).