black
#000000
#257F55
#257F55
Color Values
| Format | #000000 | #257F55 |
|---|---|---|
| HEX | #000000 | #257F55 |
| RGB | 0, 0, 0 | 37, 127, 85 |
| HSL | 0.0, 0.0%, 0.0% | 152.0, 54.9%, 32.2% |
| HSV | 0.0, 0.0%, 0.0% | 152.0, 70.9%, 49.8% |
| CMYK | 0%, 0%, 0%, 100% | 70.9%, 0.0%, 33.1%, 50.2% |
| OKLCH | 0.0 0.0 0.0 | 0.5327 0.1073 158.7 |
Contrast & Accessibility
4.25:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #257F55 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #257F55
Color Difference (Delta E)
61.82
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #257F55);
background: linear-gradient(135deg, #000000, #257F55);