black
#000000
#F81010
#F81010
Color Values
| Format | #000000 | #F81010 |
|---|---|---|
| HEX | #000000 | #F81010 |
| RGB | 0, 0, 0 | 248, 16, 16 |
| HSL | 0.0, 0.0%, 0.0% | 0.0, 94.3%, 51.8% |
| HSV | 0.0, 0.0%, 0.0% | 0.0, 93.5%, 97.3% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 93.5%, 93.5%, 2.7% |
| OKLCH | 0.0 0.0 0.0 | 0.6184 0.2487 28.8 |
Contrast & Accessibility
5.07:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #F81010 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #F81010
Color Difference (Delta E)
111.96
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #F81010);
background: linear-gradient(135deg, #000000, #F81010);