black
#000000
#428C91
#428C91
Color Values
| Format | #000000 | #428C91 |
|---|---|---|
| HEX | #000000 | #428C91 |
| RGB | 0, 0, 0 | 66, 140, 145 |
| HSL | 0.0, 0.0%, 0.0% | 183.8, 37.4%, 41.4% |
| HSV | 0.0, 0.0%, 0.0% | 183.8, 54.5%, 56.9% |
| CMYK | 0%, 0%, 0%, 100% | 54.5%, 3.4%, 0.0%, 43.1% |
| OKLCH | 0.0 0.0 0.0 | 0.5952 0.0737 201.3 |
Contrast & Accessibility
5.39:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #428C91 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #428C91
Color Difference (Delta E)
58.87
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #428C91);
background: linear-gradient(135deg, #000000, #428C91);