black
#000000
#288B5A
#288B5A
Color Values
| Format | #000000 | #288B5A |
|---|---|---|
| HEX | #000000 | #288B5A |
| RGB | 0, 0, 0 | 40, 139, 90 |
| HSL | 0.0, 0.0%, 0.0% | 150.3, 55.3%, 35.1% |
| HSV | 0.0, 0.0%, 0.0% | 150.3, 71.2%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 71.2%, 0.0%, 35.3%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5675 0.1183 157.2 |
Contrast & Accessibility
4.93:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #288B5A → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #288B5A
Color Difference (Delta E)
67.78
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #288B5A);
background: linear-gradient(135deg, #000000, #288B5A);