black
#000000
#428BF4
#428BF4
Color Values
| Format | #000000 | #428BF4 |
|---|---|---|
| HEX | #000000 | #428BF4 |
| RGB | 0, 0, 0 | 66, 139, 244 |
| HSL | 0.0, 0.0%, 0.0% | 215.4, 89.0%, 60.8% |
| HSV | 0.0, 0.0%, 0.0% | 215.4, 73.0%, 95.7% |
| CMYK | 0%, 0%, 0%, 100% | 73.0%, 43.0%, 0.0%, 4.3% |
| OKLCH | 0.0 0.0 0.0 | 0.643 0.1733 257.9 |
Contrast & Accessibility
6.23:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #428BF4 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #428BF4
Color Difference (Delta E)
83.9
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #428BF4);
background: linear-gradient(135deg, #000000, #428BF4);