black
#000000
#A31709
#A31709
Color Values
| Format | #000000 | #A31709 |
|---|---|---|
| HEX | #000000 | #A31709 |
| RGB | 0, 0, 0 | 163, 23, 9 |
| HSL | 0.0, 0.0%, 0.0% | 5.5, 89.5%, 33.7% |
| HSV | 0.0, 0.0%, 0.0% | 5.5, 94.5%, 63.9% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 85.9%, 94.5%, 36.1% |
| OKLCH | 0.0 0.0 0.0 | 0.4591 0.175 30.3 |
Contrast & Accessibility
2.68:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #A31709 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #A31709
Color Difference (Delta E)
78.21
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #A31709);
background: linear-gradient(135deg, #000000, #A31709);