black
#000000
#378ABE
#378ABE
Color Values
| Format | #000000 | #378ABE |
|---|---|---|
| HEX | #000000 | #378ABE |
| RGB | 0, 0, 0 | 55, 138, 190 |
| HSL | 0.0, 0.0%, 0.0% | 203.1, 55.1%, 48.0% |
| HSV | 0.0, 0.0%, 0.0% | 203.1, 71.1%, 74.5% |
| CMYK | 0%, 0%, 0%, 100% | 71.1%, 27.4%, 0.0%, 25.5% |
| OKLCH | 0.0 0.0 0.0 | 0.6062 0.112 240.0 |
Contrast & Accessibility
5.54:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #378ABE → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #378ABE
Color Difference (Delta E)
65.13
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #378ABE);
background: linear-gradient(135deg, #000000, #378ABE);