black
#000000
#B7171B
#B7171B
Color Values
| Format | #000000 | #B7171B |
|---|---|---|
| HEX | #000000 | #B7171B |
| RGB | 0, 0, 0 | 183, 23, 27 |
| HSL | 0.0, 0.0%, 0.0% | 358.5, 77.7%, 40.4% |
| HSV | 0.0, 0.0%, 0.0% | 358.5, 87.4%, 71.8% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 87.4%, 85.2%, 28.2% |
| OKLCH | 0.0 0.0 0.0 | 0.4988 0.1914 27.0 |
Contrast & Accessibility
3.15:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #B7171B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #B7171B
Color Difference (Delta E)
82.79
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #B7171B);
background: linear-gradient(135deg, #000000, #B7171B);