black
#000000
#666757
#666757
Color Values
| Format | #000000 | #666757 |
|---|---|---|
| HEX | #000000 | #666757 |
| RGB | 0, 0, 0 | 102, 103, 87 |
| HSL | 0.0, 0.0%, 0.0% | 63.7, 8.4%, 37.3% |
| HSV | 0.0, 0.0%, 0.0% | 63.7, 15.5%, 40.4% |
| CMYK | 0%, 0%, 0%, 100% | 1.0%, 0.0%, 15.5%, 59.6% |
| OKLCH | 0.0 0.0 0.0 | 0.5081 0.0245 110.2 |
Contrast & Accessibility
3.64:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #666757 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #666757
Color Difference (Delta E)
44.13
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #666757);
background: linear-gradient(135deg, #000000, #666757);