black
#000000
#631B1F
#631B1F
Color Values
| Format | #000000 | #631B1F |
|---|---|---|
| HEX | #000000 | #631B1F |
| RGB | 0, 0, 0 | 99, 27, 31 |
| HSL | 0.0, 0.0%, 0.0% | 356.7, 57.1%, 24.7% |
| HSV | 0.0, 0.0%, 0.0% | 356.7, 72.7%, 38.8% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 72.7%, 68.7%, 61.2% |
| OKLCH | 0.0 0.0 0.0 | 0.3408 0.1034 21.5 |
Contrast & Accessibility
1.71:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #631B1F → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #631B1F
Color Difference (Delta E)
42.44
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #631B1F);
background: linear-gradient(135deg, #000000, #631B1F);