black
#000000
#636770
#636770
Color Values
| Format | #000000 | #636770 |
|---|---|---|
| HEX | #000000 | #636770 |
| RGB | 0, 0, 0 | 99, 103, 112 |
| HSL | 0.0, 0.0%, 0.0% | 221.5, 6.2%, 41.4% |
| HSV | 0.0, 0.0%, 0.0% | 221.5, 11.6%, 43.9% |
| CMYK | 0%, 0%, 0%, 100% | 11.6%, 8.0%, 0.0%, 56.1% |
| OKLCH | 0.0 0.0 0.0 | 0.5134 0.015 266.6 |
Contrast & Accessibility
3.7:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #636770 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #636770
Color Difference (Delta E)
43.9
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #636770);
background: linear-gradient(135deg, #000000, #636770);