black
#000000
#1578AB
#1578AB
Color Values
| Format | #000000 | #1578AB |
|---|---|---|
| HEX | #000000 | #1578AB |
| RGB | 0, 0, 0 | 21, 120, 171 |
| HSL | 0.0, 0.0%, 0.0% | 200.4, 78.1%, 37.6% |
| HSV | 0.0, 0.0%, 0.0% | 200.4, 87.7%, 67.1% |
| CMYK | 0%, 0%, 0%, 100% | 87.7%, 29.8%, 0.0%, 32.9% |
| OKLCH | 0.0 0.0 0.0 | 0.5448 0.1152 238.4 |
Contrast & Accessibility
4.31:1
AA Fail
AA Large Pass
AAA Fail
AAA Large Fail
Text Readability
The quick brown fox jumps over the lazy dog
Text: #1578AB → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #1578AB
Color Difference (Delta E)
59.44
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #1578AB);
background: linear-gradient(135deg, #000000, #1578AB);