#391bb1
a dark, vivid blue · warm · closest name: navy
RGB
57, 27, 177
HSL
252°, 74%, 40%
CMYK
68, 85, 0, 31
Luminance
0.0483
Every format
| HEX | #391bb1 |
| RGB | rgb(57, 27, 177) |
| HSL | hsl(252, 74%, 40%) |
| CMYK | cmyk(68%, 85%, 0%, 31%) |
| LAB | lab(26.2 54.1 -72.8) |
| LCH | lch(26.2 90.7 306.6) |
| OKLCH | oklch(0.389 0.213 279.0) |
Copy-ready code
/* CSS */
color: #391bb1;
background-color: #391bb1;
/* Tailwind (arbitrary) */
class="text-[#391bb1] bg-[#391bb1]"
/* SCSS */
$brand: #391bb1;
/* SwiftUI */
Color(red: 0.224, green: 0.106, blue: 0.694)
/* Android */
Color.parseColor("#391bb1")Accessibility — WCAG contrast
Aa
#391bb1 on white: 10.68:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#391bb1 on black: 1.97:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green10.6%
Blue69.4%
CMYK percentages
Cyan67.8%
Magenta84.7%
Yellow0.0%
Key (black)30.6%
Color previews
#391bb1 text on a black background
contrast 1.97:1
Card sample
#391bb1 text on a white background
contrast 10.68:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #391bb1;
Background color
Panel with #391bb1 background
background-color: #391bb1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #391bb1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 27, 177, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 27, 177, 0.45);
Border & gradient
Gradient panel
border: 3px solid #391bb1; background: linear-gradient(135deg, #391bb1, #9D1BB1);