black
#000000
#288F51
#288F51
Color Values
| Format | #000000 | #288F51 |
|---|---|---|
| HEX | #000000 | #288F51 |
| RGB | 0, 0, 0 | 40, 143, 81 |
| HSL | 0.0, 0.0%, 0.0% | 143.9, 56.3%, 35.9% |
| HSV | 0.0, 0.0%, 0.0% | 143.9, 72.0%, 56.1% |
| CMYK | 0%, 0%, 0%, 100% | 72.0%, 0.0%, 43.4%, 43.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5766 0.1326 152.5 |
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: #288F51 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #288F51
Color Difference (Delta E)
72.69
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #288F51);
background: linear-gradient(135deg, #000000, #288F51);