black
#000000
#A10303
#A10303
Color Values
| Format | #000000 | #A10303 |
|---|---|---|
| HEX | #000000 | #A10303 |
| RGB | 0, 0, 0 | 161, 3, 3 |
| HSL | 0.0, 0.0%, 0.0% | 0.0, 96.3%, 32.2% |
| HSV | 0.0, 0.0%, 0.0% | 0.0, 98.1%, 63.1% |
| CMYK | 0%, 0%, 0%, 100% | 0.0%, 98.1%, 98.1%, 36.9% |
| OKLCH | 0.0 0.0 0.0 | 0.4464 0.1815 29.0 |
Contrast & Accessibility
2.53:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #A10303 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #A10303
Color Difference (Delta E)
80.07
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #A10303);
background: linear-gradient(135deg, #000000, #A10303);