black
#000000
#278B56
#278B56
Color Values
| Format | #000000 | #278B56 |
|---|---|---|
| HEX | #000000 | #278B56 |
| RGB | 0, 0, 0 | 39, 139, 86 |
| HSL | 0.0, 0.0%, 0.0% | 148.2, 56.2%, 34.9% |
| HSV | 0.0, 0.0%, 0.0% | 148.2, 71.9%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 71.9%, 0.0%, 38.1%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5664 0.1225 155.4 |
Contrast & Accessibility
4.91:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #278B56 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #278B56
Color Difference (Delta E)
68.9
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #278B56);
background: linear-gradient(135deg, #000000, #278B56);