black
#000000
#428BBB
#428BBB
Color Values
| Format | #000000 | #428BBB |
|---|---|---|
| HEX | #000000 | #428BBB |
| RGB | 0, 0, 0 | 66, 139, 187 |
| HSL | 0.0, 0.0%, 0.0% | 203.8, 47.8%, 49.6% |
| HSV | 0.0, 0.0%, 0.0% | 203.8, 64.7%, 73.3% |
| CMYK | 0%, 0%, 0%, 100% | 64.7%, 25.7%, 0.0%, 26.7% |
| OKLCH | 0.0 0.0 0.0 | 0.6109 0.103 240.2 |
Contrast & Accessibility
5.64:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #428BBB → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #428BBB
Color Difference (Delta E)
64.25
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #428BBB);
background: linear-gradient(135deg, #000000, #428BBB);