black
#000000
#258B81
#258B81
Color Values
| Format | #000000 | #258B81 |
|---|---|---|
| HEX | #000000 | #258B81 |
| RGB | 0, 0, 0 | 37, 139, 129 |
| HSL | 0.0, 0.0%, 0.0% | 174.1, 58.0%, 34.5% |
| HSV | 0.0, 0.0%, 0.0% | 174.1, 73.4%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 73.4%, 0.0%, 7.2%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5778 0.0914 185.3 |
Contrast & Accessibility
5.09:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #258B81 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #258B81
Color Difference (Delta E)
60.77
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #258B81);
background: linear-gradient(135deg, #000000, #258B81);