black
#000000
#636CCC
#636CCC
Color Values
| Format | #000000 | #636CCC |
|---|---|---|
| HEX | #000000 | #636CCC |
| RGB | 0, 0, 0 | 99, 108, 204 |
| HSL | 0.0, 0.0%, 0.0% | 234.9, 50.7%, 59.4% |
| HSV | 0.0, 0.0%, 0.0% | 234.9, 51.5%, 80.0% |
| CMYK | 0%, 0%, 0%, 100% | 51.5%, 47.1%, 0.0%, 20.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5708 0.1463 276.7 |
Contrast & Accessibility
4.55:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #636CCC → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #636CCC
Color Difference (Delta E)
74.61
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #636CCC);
background: linear-gradient(135deg, #000000, #636CCC);