black
#000000
#666E69
#666E69
Color Values
| Format | #000000 | #666E69 |
|---|---|---|
| HEX | #000000 | #666E69 |
| RGB | 0, 0, 0 | 102, 110, 105 |
| HSL | 0.0, 0.0%, 0.0% | 142.5, 3.8%, 41.6% |
| HSV | 0.0, 0.0%, 0.0% | 142.5, 7.3%, 43.1% |
| CMYK | 0%, 0%, 0%, 100% | 7.3%, 0.0%, 4.5%, 56.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5298 0.0124 158.6 |
Contrast & Accessibility
4.0:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #666E69 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #666E69
Color Difference (Delta E)
45.85
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #666E69);
background: linear-gradient(135deg, #000000, #666E69);