black
#000000
#C51C23
#C51C23
Color Values
| Format | #000000 | #C51C23 |
|---|---|---|
| HEX | #000000 | #C51C23 |
| RGB | 0, 0, 0 | 197, 28, 35 |
| HSL | 0.0, 0.0%, 0.0% | 357.5, 75.1%, 44.1% |
| HSV | 0.0, 0.0%, 0.0% | 357.5, 85.8%, 77.3% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 85.8%, 82.2%, 22.7% |
| OKLCH | 0.0 0.0 0.0 | 0.5286 0.2005 26.2 |
Contrast & Accessibility
3.56:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #C51C23 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #C51C23
Color Difference (Delta E)
86.52
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #C51C23);
background: linear-gradient(135deg, #000000, #C51C23);