black
#000000
#636B00
#636B00
Color Values
| Format | #000000 | #636B00 |
|---|---|---|
| HEX | #000000 | #636B00 |
| RGB | 0, 0, 0 | 99, 107, 0 |
| HSL | 0.0, 0.0%, 0.0% | 64.5, 100.0%, 21.0% |
| HSV | 0.0, 0.0%, 0.0% | 64.5, 100.0%, 42.0% |
| CMYK | 0%, 0%, 0%, 100% | 7.5%, 0.0%, 100.0%, 58.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5036 0.1139 114.8 |
Contrast & Accessibility
3.63:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #636B00 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #636B00
Color Difference (Delta E)
66.98
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #636B00);
background: linear-gradient(135deg, #000000, #636B00);