black
#000000
#428AC4
#428AC4
Color Values
| Format | #000000 | #428AC4 |
|---|---|---|
| HEX | #000000 | #428AC4 |
| RGB | 0, 0, 0 | 66, 138, 196 |
| HSL | 0.0, 0.0%, 0.0% | 206.8, 52.4%, 51.4% |
| HSV | 0.0, 0.0%, 0.0% | 206.8, 66.3%, 76.9% |
| CMYK | 0%, 0%, 0%, 100% | 66.3%, 29.6%, 0.0%, 23.1% |
| OKLCH | 0.0 0.0 0.0 | 0.6131 0.114 245.5 |
Contrast & Accessibility
5.66:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #428AC4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #428AC4
Color Difference (Delta E)
66.61
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #428AC4);
background: linear-gradient(135deg, #000000, #428AC4);