#331dbe
a dark, vivid blue · warm · closest name: navy
RGB
51, 29, 190
HSL
248°, 74%, 43%
CMYK
73, 85, 0, 26
Luminance
0.0530
Every format
| HEX | #331dbe |
| RGB | rgb(51, 29, 190) |
| HSL | hsl(248, 74%, 43%) |
| CMYK | cmyk(73%, 85%, 0%, 26%) |
| LAB | lab(27.6 56.6 -78.3) |
| LCH | lch(27.6 96.6 305.8) |
| OKLCH | oklch(0.401 0.227 275.0) |
Copy-ready code
/* CSS */
color: #331dbe;
background-color: #331dbe;
/* Tailwind (arbitrary) */
class="text-[#331dbe] bg-[#331dbe]"
/* SCSS */
$brand: #331dbe;
/* SwiftUI */
Color(red: 0.200, green: 0.114, blue: 0.745)
/* Android */
Color.parseColor("#331dbe")Accessibility — WCAG contrast
Aa
#331dbe on white: 10.19:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#331dbe on black: 2.06:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green11.4%
Blue74.5%
CMYK percentages
Cyan73.2%
Magenta84.7%
Yellow0.0%
Key (black)25.5%
Color previews
#331dbe text on a black background
contrast 2.06:1
Card sample
#331dbe text on a white background
contrast 10.19:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #331dbe;
Background color
Panel with #331dbe background
background-color: #331dbe;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #331dbe;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 29, 190, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 29, 190, 0.45);
Border & gradient
Gradient panel
border: 3px solid #331dbe; background: linear-gradient(135deg, #331dbe, #9E1DBE);