black
#000000
#666B7D
#666B7D
Color Values
| Format | #000000 | #666B7D |
|---|---|---|
| HEX | #000000 | #666B7D |
| RGB | 0, 0, 0 | 102, 107, 125 |
| HSL | 0.0, 0.0%, 0.0% | 227.0, 10.1%, 44.5% |
| HSV | 0.0, 0.0%, 0.0% | 227.0, 18.4%, 49.0% |
| CMYK | 0%, 0%, 0%, 100% | 18.4%, 14.4%, 0.0%, 51.0% |
| OKLCH | 0.0 0.0 0.0 | 0.53 0.0289 273.1 |
Contrast & Accessibility
3.96:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #666B7D → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #666B7D
Color Difference (Delta E)
46.67
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #666B7D);
background: linear-gradient(135deg, #000000, #666B7D);