black
#000000
#A7221F
#A7221F
Color Values
| Format | #000000 | #A7221F |
|---|---|---|
| HEX | #000000 | #A7221F |
| RGB | 0, 0, 0 | 167, 34, 31 |
| HSL | 0.0, 0.0%, 0.0% | 1.3, 68.7%, 38.8% |
| HSV | 0.0, 0.0%, 0.0% | 1.3, 81.4%, 65.5% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 79.6%, 81.4%, 34.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4759 0.1695 27.5 |
Contrast & Accessibility
2.89:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #A7221F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #A7221F
Color Difference (Delta E)
73.74
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #A7221F);
background: linear-gradient(135deg, #000000, #A7221F);