black
#000000
#66738E
#66738E
Color Values
| Format | #000000 | #66738E |
|---|---|---|
| HEX | #000000 | #66738E |
| RGB | 0, 0, 0 | 102, 115, 142 |
| HSL | 0.0, 0.0%, 0.0% | 220.5, 16.4%, 47.8% |
| HSV | 0.0, 0.0%, 0.0% | 220.5, 28.2%, 55.7% |
| CMYK | 0%, 0%, 0%, 100% | 28.2%, 19.0%, 0.0%, 44.3% |
| OKLCH | 0.0 0.0 0.0 | 0.5549 0.045 264.8 |
Contrast & Accessibility
4.41:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #66738E → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #66738E
Color Difference (Delta E)
51.02
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #66738E);
background: linear-gradient(135deg, #000000, #66738E);