black
#000000
#3978D1
#3978D1
Color Values
| Format | #000000 | #3978D1 |
|---|---|---|
| HEX | #000000 | #3978D1 |
| RGB | 0, 0, 0 | 57, 120, 209 |
| HSL | 0.0, 0.0%, 0.0% | 215.1, 62.3%, 52.2% |
| HSV | 0.0, 0.0%, 0.0% | 215.1, 72.7%, 82.0% |
| CMYK | 0%, 0%, 0%, 100% | 72.7%, 42.6%, 0.0%, 18.0% |
| OKLCH | 0.0 0.0 0.0 | 0.5767 0.1517 257.6 |
Contrast & Accessibility
4.78:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #3978D1 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #3978D1
Color Difference (Delta E)
73.07
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #3978D1);
background: linear-gradient(135deg, #000000, #3978D1);