black
#000000
#287AD3
#287AD3
Color Values
| Format | #000000 | #287AD3 |
|---|---|---|
| HEX | #000000 | #287AD3 |
| RGB | 0, 0, 0 | 40, 122, 211 |
| HSL | 0.0, 0.0%, 0.0% | 211.2, 68.1%, 49.2% |
| HSV | 0.0, 0.0%, 0.0% | 211.2, 81.0%, 82.7% |
| CMYK | 0%, 0%, 0%, 100% | 81.0%, 42.2%, 0.0%, 17.3% |
| OKLCH | 0.0 0.0 0.0 | 0.5772 0.157 253.8 |
Contrast & Accessibility
4.81:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #287AD3 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #287AD3
Color Difference (Delta E)
73.52
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #287AD3);
background: linear-gradient(135deg, #000000, #287AD3);