black
#000000
#F71818
#F71818
Color Values
| Format | #000000 | #F71818 |
|---|---|---|
| HEX | #000000 | #F71818 |
| RGB | 0, 0, 0 | 247, 24, 24 |
| HSL | 0.0, 0.0%, 0.0% | 0.0, 93.3%, 53.1% |
| HSV | 0.0, 0.0%, 0.0% | 0.0, 90.3%, 96.9% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 90.3%, 90.3%, 3.1% |
| OKLCH | 0.0 0.0 0.0 | 0.6192 0.2452 28.5 |
Contrast & Accessibility
5.1:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #F71818 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #F71818
Color Difference (Delta E)
109.78
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #F71818);
background: linear-gradient(135deg, #000000, #F71818);