black
#000000
#EF101A
#EF101A
Color Values
| Format | #000000 | #EF101A |
|---|---|---|
| HEX | #000000 | #EF101A |
| RGB | 0, 0, 0 | 239, 16, 26 |
| HSL | 0.0, 0.0%, 0.0% | 357.3, 87.5%, 50.0% |
| HSV | 0.0, 0.0%, 0.0% | 357.3, 93.3%, 93.7% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 93.3%, 89.1%, 6.3% |
| OKLCH | 0.0 0.0 0.0 | 0.6021 0.241 27.7 |
Contrast & Accessibility
4.76:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #EF101A → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #EF101A
Color Difference (Delta E)
106.58
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #EF101A);
background: linear-gradient(135deg, #000000, #EF101A);