black
#000000
#257CB3
#257CB3
Color Values
| Format | #000000 | #257CB3 |
|---|---|---|
| HEX | #000000 | #257CB3 |
| RGB | 0, 0, 0 | 37, 124, 179 |
| HSL | 0.0, 0.0%, 0.0% | 203.2, 65.7%, 42.4% |
| HSV | 0.0, 0.0%, 0.0% | 203.2, 79.3%, 70.2% |
| CMYK | 0%, 0%, 0%, 100% | 79.3%, 30.7%, 0.0%, 29.8% |
| OKLCH | 0.0 0.0 0.0 | 0.562 0.1167 241.7 |
Contrast & Accessibility
4.61:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #257CB3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #257CB3
Color Difference (Delta E)
61.69
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #257CB3);
background: linear-gradient(135deg, #000000, #257CB3);