black
#000000
#1581EB
#1581EB
Color Values
| Format | #000000 | #1581EB |
|---|---|---|
| HEX | #000000 | #1581EB |
| RGB | 0, 0, 0 | 21, 129, 235 |
| HSL | 0.0, 0.0%, 0.0% | 209.7, 84.3%, 50.2% |
| HSV | 0.0, 0.0%, 0.0% | 209.7, 91.1%, 92.2% |
| CMYK | 0%, 0%, 0%, 100% | 91.1%, 45.1%, 0.0%, 7.8% |
| OKLCH | 0.0 0.0 0.0 | 0.605 0.1831 253.8 |
Contrast & Accessibility
5.37:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #1581EB → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #1581EB
Color Difference (Delta E)
82.26
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #1581EB);
background: linear-gradient(135deg, #000000, #1581EB);