black
#000000
#666F6A
#666F6A
Color Values
| Format | #000000 | #666F6A |
|---|---|---|
| HEX | #000000 | #666F6A |
| RGB | 0, 0, 0 | 102, 111, 106 |
| HSL | 0.0, 0.0%, 0.0% | 146.7, 4.2%, 41.8% |
| HSV | 0.0, 0.0%, 0.0% | 146.7, 8.1%, 43.5% |
| CMYK | 0%, 0%, 0%, 100% | 8.1%, 0.0%, 4.5%, 56.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5324 0.0134 161.7 |
Contrast & Accessibility
4.05:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #666F6A → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #666F6A
Color Difference (Delta E)
46.19
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #666F6A);
background: linear-gradient(135deg, #000000, #666F6A);