black
#000000
#B51921
#B51921
Color Values
| Format | #000000 | #B51921 |
|---|---|---|
| HEX | #000000 | #B51921 |
| RGB | 0, 0, 0 | 181, 25, 33 |
| HSL | 0.0, 0.0%, 0.0% | 356.9, 75.7%, 40.4% |
| HSV | 0.0, 0.0%, 0.0% | 356.9, 86.2%, 71.0% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 86.2%, 81.8%, 29.0% |
| OKLCH | 0.0 0.0 0.0 | 0.4966 0.188 25.8 |
Contrast & Accessibility
3.13:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #B51921 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #B51921
Color Difference (Delta E)
80.33
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #B51921);
background: linear-gradient(135deg, #000000, #B51921);