black
#000000
#257D83
#257D83
Color Values
| Format | #000000 | #257D83 |
|---|---|---|
| HEX | #000000 | #257D83 |
| RGB | 0, 0, 0 | 37, 125, 131 |
| HSL | 0.0, 0.0%, 0.0% | 183.8, 56.0%, 32.9% |
| HSV | 0.0, 0.0%, 0.0% | 183.8, 71.8%, 51.4% |
| CMYK | 0%, 0%, 0%, 100% | 71.8%, 4.6%, 0.0%, 48.6% |
| OKLCH | 0.0 0.0 0.0 | 0.5418 0.0808 201.7 |
Contrast & Accessibility
4.34:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #257D83 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #257D83
Color Difference (Delta E)
54.27
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #257D83);
background: linear-gradient(135deg, #000000, #257D83);