black
#000000
#90231B
#90231B
Color Values
| Format | #000000 | #90231B |
|---|---|---|
| HEX | #000000 | #90231B |
| RGB | 0, 0, 0 | 144, 35, 27 |
| HSL | 0.0, 0.0%, 0.0% | 4.1, 68.4%, 33.5% |
| HSV | 0.0, 0.0%, 0.0% | 4.1, 81.2%, 56.5% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 75.7%, 81.3%, 43.5% |
| OKLCH | 0.0 0.0 0.0 | 0.4335 0.1461 28.8 |
Contrast & Accessibility
2.44:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #90231B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #90231B
Color Difference (Delta E)
64.06
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #90231B);
background: linear-gradient(135deg, #000000, #90231B);