black
#000000
#66738B
#66738B
Color Values
| Format | #000000 | #66738B |
|---|---|---|
| HEX | #000000 | #66738B |
| RGB | 0, 0, 0 | 102, 115, 139 |
| HSL | 0.0, 0.0%, 0.0% | 218.9, 15.4%, 47.3% |
| HSV | 0.0, 0.0%, 0.0% | 218.9, 26.6%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 26.6%, 17.3%, 0.0%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5536 0.0406 262.7 |
Contrast & Accessibility
4.39:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #66738B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #66738B
Color Difference (Delta E)
50.4
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #66738B);
background: linear-gradient(135deg, #000000, #66738B);