black
#000000
#C51F1D
#C51F1D
Color Values
| Format | #000000 | #C51F1D |
|---|---|---|
| HEX | #000000 | #C51F1D |
| RGB | 0, 0, 0 | 197, 31, 29 |
| HSL | 0.0, 0.0%, 0.0% | 0.7, 74.3%, 44.3% |
| HSV | 0.0, 0.0%, 0.0% | 0.7, 85.3%, 77.3% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 84.3%, 85.3%, 22.7% |
| OKLCH | 0.0 0.0 0.0 | 0.5298 0.1995 27.9 |
Contrast & Accessibility
3.59:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #C51F1D → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #C51F1D
Color Difference (Delta E)
87.68
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #C51F1D);
background: linear-gradient(135deg, #000000, #C51F1D);