black
#000000
#B21709
#B21709
Color Values
| Format | #000000 | #B21709 |
|---|---|---|
| HEX | #000000 | #B21709 |
| RGB | 0, 0, 0 | 178, 23, 9 |
| HSL | 0.0, 0.0%, 0.0% | 5.0, 90.4%, 36.7% |
| HSV | 0.0, 0.0%, 0.0% | 5.0, 94.9%, 69.8% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 87.1%, 94.9%, 30.2% |
| OKLCH | 0.0 0.0 0.0 | 0.4881 0.1884 30.1 |
Contrast & Accessibility
3.02:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #B21709 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #B21709
Color Difference (Delta E)
84.58
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #B21709);
background: linear-gradient(135deg, #000000, #B21709);