black
#000000
#288B89
#288B89
Color Values
| Format | #000000 | #288B89 |
|---|---|---|
| HEX | #000000 | #288B89 |
| RGB | 0, 0, 0 | 40, 139, 137 |
| HSL | 0.0, 0.0%, 0.0% | 178.8, 55.3%, 35.1% |
| HSV | 0.0, 0.0%, 0.0% | 178.8, 71.2%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 71.2%, 0.0%, 1.4%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5813 0.0882 193.0 |
Contrast & Accessibility
5.14:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #288B89 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #288B89
Color Difference (Delta E)
60.03
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #288B89);
background: linear-gradient(135deg, #000000, #288B89);