black
#000000
#278B45
#278B45
Color Values
| Format | #000000 | #278B45 |
|---|---|---|
| HEX | #000000 | #278B45 |
| RGB | 0, 0, 0 | 39, 139, 69 |
| HSL | 0.0, 0.0%, 0.0% | 138.0, 56.2%, 34.9% |
| HSV | 0.0, 0.0%, 0.0% | 138.0, 71.9%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 71.9%, 0.0%, 50.4%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5632 0.139 149.2 |
Contrast & Accessibility
4.87:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #278B45 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #278B45
Color Difference (Delta E)
73.7
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #278B45);
background: linear-gradient(135deg, #000000, #278B45);