black
#000000
#AD181C
#AD181C
Color Values
| Format | #000000 | #AD181C |
|---|---|---|
| HEX | #000000 | #AD181C |
| RGB | 0, 0, 0 | 173, 24, 28 |
| HSL | 0.0, 0.0%, 0.0% | 358.4, 75.6%, 38.6% |
| HSV | 0.0, 0.0%, 0.0% | 358.4, 86.1%, 67.8% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 86.1%, 83.8%, 32.2% |
| OKLCH | 0.0 0.0 0.0 | 0.4803 0.1818 26.7 |
Contrast & Accessibility
2.92:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #AD181C → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #AD181C
Color Difference (Delta E)
78.12
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #AD181C);
background: linear-gradient(135deg, #000000, #AD181C);