black
#000000
#428A81
#428A81
Color Values
| Format | #000000 | #428A81 |
|---|---|---|
| HEX | #000000 | #428A81 |
| RGB | 0, 0, 0 | 66, 138, 129 |
| HSL | 0.0, 0.0%, 0.0% | 172.5, 35.3%, 40.0% |
| HSV | 0.0, 0.0%, 0.0% | 172.5, 52.2%, 54.1% |
| CMYK | 0%, 0%, 0%, 100% | 52.2%, 0.0%, 6.5%, 45.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5845 0.0738 184.7 |
Contrast & Accessibility
5.18:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #428A81 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #428A81
Color Difference (Delta E)
58.45
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #428A81);
background: linear-gradient(135deg, #000000, #428A81);