black
#000000
#397ACE
#397ACE
Color Values
| Format | #000000 | #397ACE |
|---|---|---|
| HEX | #000000 | #397ACE |
| RGB | 0, 0, 0 | 57, 122, 206 |
| HSL | 0.0, 0.0%, 0.0% | 213.8, 60.3%, 51.6% |
| HSV | 0.0, 0.0%, 0.0% | 213.8, 72.3%, 80.8% |
| CMYK | 0%, 0%, 0%, 100% | 72.3%, 40.8%, 0.0%, 19.2% |
| OKLCH | 0.0 0.0 0.0 | 0.5792 0.1455 256.0 |
Contrast & Accessibility
4.85:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #397ACE → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #397ACE
Color Difference (Delta E)
71.43
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #397ACE);
background: linear-gradient(135deg, #000000, #397ACE);