black
#000000
#1B57AB
#1B57AB
Color Values
| Format | #000000 | #1B57AB |
|---|---|---|
| HEX | #000000 | #1B57AB |
| RGB | 0, 0, 0 | 27, 87, 171 |
| HSL | 0.0, 0.0%, 0.0% | 215.0, 72.7%, 38.8% |
| HSV | 0.0, 0.0%, 0.0% | 215.0, 84.2%, 67.1% |
| CMYK | 0%, 0%, 0%, 100% | 84.2%, 49.1%, 0.0%, 32.9% |
| OKLCH | 0.0 0.0 0.0 | 0.468 0.1479 258.0 |
Contrast & Accessibility
3.0:1
AA Fail
AA Large Fail
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #1B57AB → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #1B57AB
Color Difference (Delta E)
64.28
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #1B57AB);
background: linear-gradient(135deg, #000000, #1B57AB);