black
#000000
#66738D
#66738D
Color Values
| Format | #000000 | #66738D |
|---|---|---|
| HEX | #000000 | #66738D |
| RGB | 0, 0, 0 | 102, 115, 141 |
| HSL | 0.0, 0.0%, 0.0% | 220.0, 16.0%, 47.6% |
| HSV | 0.0, 0.0%, 0.0% | 220.0, 27.7%, 55.3% |
| CMYK | 0%, 0%, 0%, 100% | 27.7%, 18.4%, 0.0%, 44.7% |
| OKLCH | 0.0 0.0 0.0 | 0.5545 0.0435 264.1 |
Contrast & Accessibility
4.4:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #66738D → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #66738D
Color Difference (Delta E)
50.8
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #66738D);
background: linear-gradient(135deg, #000000, #66738D);