black
#000000
#397ECF
#397ECF
Color Values
| Format | #000000 | #397ECF |
|---|---|---|
| HEX | #000000 | #397ECF |
| RGB | 0, 0, 0 | 57, 126, 207 |
| HSL | 0.0, 0.0%, 0.0% | 212.4, 61.0%, 51.8% |
| HSV | 0.0, 0.0%, 0.0% | 212.4, 72.5%, 81.2% |
| CMYK | 0%, 0%, 0%, 100% | 72.5%, 39.1%, 0.0%, 18.8% |
| OKLCH | 0.0 0.0 0.0 | 0.5887 0.1425 254.3 |
Contrast & Accessibility
5.06:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #397ECF → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #397ECF
Color Difference (Delta E)
71.19
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #397ECF);
background: linear-gradient(135deg, #000000, #397ECF);