black
#000000
#288C39
#288C39
Color Values
| Format | #000000 | #288C39 |
|---|---|---|
| HEX | #000000 | #288C39 |
| RGB | 0, 0, 0 | 40, 140, 57 |
| HSL | 0.0, 0.0%, 0.0% | 130.2, 55.6%, 35.3% |
| HSV | 0.0, 0.0%, 0.0% | 130.2, 71.4%, 54.9% |
| CMYK | 0%, 0%, 0%, 100% | 71.4%, 0.0%, 59.3%, 45.1% |
| OKLCH | 0.0 0.0 0.0 | 0.5644 0.151 146.0 |
Contrast & Accessibility
4.9:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #288C39 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #288C39
Color Difference (Delta E)
77.77
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #288C39);
background: linear-gradient(135deg, #000000, #288C39);