black
#000000
#F30303
#F30303
Color Values
| Format | #000000 | #F30303 |
|---|---|---|
| HEX | #000000 | #F30303 |
| RGB | 0, 0, 0 | 243, 3, 3 |
| HSL | 0.0, 0.0%, 0.0% | 0.0, 97.6%, 48.2% |
| HSV | 0.0, 0.0%, 0.0% | 0.0, 98.8%, 95.3% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 98.8%, 98.8%, 4.7% |
| OKLCH | 0.0 0.0 0.0 | 0.6061 0.2478 29.2 |
Contrast & Accessibility
4.83:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #F30303 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #F30303
Color Difference (Delta E)
112.31
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #F30303);
background: linear-gradient(135deg, #000000, #F30303);