black
#000000
#B31311
#B31311
Color Values
| Format | #000000 | #B31311 |
|---|---|---|
| HEX | #000000 | #B31311 |
| RGB | 0, 0, 0 | 179, 19, 17 |
| HSL | 0.0, 0.0%, 0.0% | 0.7, 82.7%, 38.4% |
| HSV | 0.0, 0.0%, 0.0% | 0.7, 90.5%, 70.2% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 89.4%, 90.5%, 29.8% |
| OKLCH | 0.0 0.0 0.0 | 0.4885 0.1905 28.5 |
Contrast & Accessibility
3.02:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #B31311 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #B31311
Color Difference (Delta E)
83.7
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #B31311);
background: linear-gradient(135deg, #000000, #B31311);