black
#000000
#428CBF
#428CBF
Color Values
| Format | #000000 | #428CBF |
|---|---|---|
| HEX | #000000 | #428CBF |
| RGB | 0, 0, 0 | 66, 140, 191 |
| HSL | 0.0, 0.0%, 0.0% | 204.5, 49.4%, 50.4% |
| HSV | 0.0, 0.0%, 0.0% | 204.5, 65.4%, 74.9% |
| CMYK | 0%, 0%, 0%, 100% | 65.4%, 26.7%, 0.0%, 25.1% |
| OKLCH | 0.0 0.0 0.0 | 0.6152 0.1068 241.5 |
Contrast & Accessibility
5.74:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #428CBF → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #428CBF
Color Difference (Delta E)
65.34
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #428CBF);
background: linear-gradient(135deg, #000000, #428CBF);