black
#000000
#287B8B
#287B8B
Color Values
| Format | #000000 | #287B8B |
|---|---|---|
| HEX | #000000 | #287B8B |
| RGB | 0, 0, 0 | 40, 123, 139 |
| HSL | 0.0, 0.0%, 0.0% | 189.7, 55.3%, 35.1% |
| HSV | 0.0, 0.0%, 0.0% | 189.7, 71.2%, 54.5% |
| CMYK | 0%, 0%, 0%, 100% | 71.2%, 11.5%, 0.0%, 45.5% |
| OKLCH | 0.0 0.0 0.0 | 0.5408 0.081 213.1 |
Contrast & Accessibility
4.3:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #287B8B → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #287B8B
Color Difference (Delta E)
53.69
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #287B8B);
background: linear-gradient(135deg, #000000, #287B8B);