black
#000000
#E31C1F
#E31C1F
Color Values
| Format | #000000 | #E31C1F |
|---|---|---|
| HEX | #000000 | #E31C1F |
| RGB | 0, 0, 0 | 227, 28, 31 |
| HSL | 0.0, 0.0%, 0.0% | 359.1, 78.0%, 50.0% |
| HSV | 0.0, 0.0%, 0.0% | 359.1, 87.7%, 89.0% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 87.7%, 86.3%, 11.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5842 0.2268 27.6 |
Contrast & Accessibility
4.45:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #E31C1F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #E31C1F
Color Difference (Delta E)
100.01
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #E31C1F);
background: linear-gradient(135deg, #000000, #E31C1F);