black
#000000
#B51315
#B51315
Color Values
| Format | #000000 | #B51315 |
|---|---|---|
| HEX | #000000 | #B51315 |
| RGB | 0, 0, 0 | 181, 19, 21 |
| HSL | 0.0, 0.0%, 0.0% | 359.3, 81.0%, 39.2% |
| HSV | 0.0, 0.0%, 0.0% | 359.3, 89.5%, 71.0% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 89.5%, 88.4%, 29.0% |
| OKLCH | 0.0 0.0 0.0 | 0.4926 0.192 27.8 |
Contrast & Accessibility
3.07:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #B51315 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #B51315
Color Difference (Delta E)
83.64
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #B51315);
background: linear-gradient(135deg, #000000, #B51315);