black
#000000
#577B66
#577B66
Color Values
| Format | #000000 | #577B66 |
|---|---|---|
| HEX | #000000 | #577B66 |
| RGB | 0, 0, 0 | 87, 123, 102 |
| HSL | 0.0, 0.0%, 0.0% | 145.0, 17.1%, 41.2% |
| HSV | 0.0, 0.0%, 0.0% | 145.0, 29.3%, 48.2% |
| CMYK | 0%, 0%, 0%, 100% | 29.3%, 0.0%, 17.1%, 51.8% |
| OKLCH | 0.0 0.0 0.0 | 0.5493 0.0524 158.5 |
Contrast & Accessibility
4.43:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #577B66 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #577B66
Color Difference (Delta E)
52.05
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #577B66);
background: linear-gradient(135deg, #000000, #577B66);