black
#000000
#666D90
#666D90
Color Values
| Format | #000000 | #666D90 |
|---|---|---|
| HEX | #000000 | #666D90 |
| RGB | 0, 0, 0 | 102, 109, 144 |
| HSL | 0.0, 0.0%, 0.0% | 230.0, 17.1%, 48.2% |
| HSV | 0.0, 0.0%, 0.0% | 230.0, 29.2%, 56.5% |
| CMYK | 0%, 0%, 0%, 100% | 29.2%, 24.3%, 0.0%, 43.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5424 0.0554 275.6 |
Contrast & Accessibility
4.16:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #666D90 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #666D90
Color Difference (Delta E)
51.11
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #666D90);
background: linear-gradient(135deg, #000000, #666D90);