black
#000000
#A7221D
#A7221D
Color Values
| Format | #000000 | #A7221D |
|---|---|---|
| HEX | #000000 | #A7221D |
| RGB | 0, 0, 0 | 167, 34, 29 |
| HSL | 0.0, 0.0%, 0.0% | 2.2, 70.4%, 38.4% |
| HSV | 0.0, 0.0%, 0.0% | 2.2, 82.6%, 65.5% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 79.6%, 82.6%, 34.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4757 0.1697 28.0 |
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: #A7221D → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #A7221D
Color Difference (Delta E)
74.23
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #A7221D);
background: linear-gradient(135deg, #000000, #A7221D);