black
#000000
#F51211
#F51211
Color Values
| Format | #000000 | #F51211 |
|---|---|---|
| HEX | #000000 | #F51211 |
| RGB | 0, 0, 0 | 245, 18, 17 |
| HSL | 0.0, 0.0%, 0.0% | 0.3, 91.9%, 51.4% |
| HSV | 0.0, 0.0%, 0.0% | 0.3, 93.1%, 96.1% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 92.7%, 93.1%, 3.9% |
| OKLCH | 0.0 0.0 0.0 | 0.6134 0.2458 28.8 |
Contrast & Accessibility
4.98:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #F51211 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #F51211
Color Difference (Delta E)
110.55
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #F51211);
background: linear-gradient(135deg, #000000, #F51211);