black
#000000
#3578BB
#3578BB
Color Values
| Format | #000000 | #3578BB |
|---|---|---|
| HEX | #000000 | #3578BB |
| RGB | 0, 0, 0 | 53, 120, 187 |
| HSL | 0.0, 0.0%, 0.0% | 210.0, 55.8%, 47.1% |
| HSV | 0.0, 0.0%, 0.0% | 210.0, 71.7%, 73.3% |
| CMYK | 0%, 0%, 0%, 100% | 71.7%, 35.8%, 0.0%, 26.7% |
| OKLCH | 0.0 0.0 0.0 | 0.5619 0.1243 251.0 |
Contrast & Accessibility
4.56:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #3578BB → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #3578BB
Color Difference (Delta E)
64.31
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #3578BB);
background: linear-gradient(135deg, #000000, #3578BB);