black
#000000
#E71821
#E71821
Color Values
| Format | #000000 | #E71821 |
|---|---|---|
| HEX | #000000 | #E71821 |
| RGB | 0, 0, 0 | 231, 24, 33 |
| HSL | 0.0, 0.0%, 0.0% | 357.4, 81.2%, 50.0% |
| HSV | 0.0, 0.0%, 0.0% | 357.4, 89.6%, 90.6% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 89.6%, 85.7%, 9.4% |
| OKLCH | 0.0 0.0 0.0 | 0.5901 0.2315 27.1 |
Contrast & Accessibility
4.55:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #E71821 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #E71821
Color Difference (Delta E)
101.46
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #E71821);
background: linear-gradient(135deg, #000000, #E71821);