#331c83
a dark, vivid blue · warm · closest name: midnightblue
RGB
51, 28, 131
HSL
253°, 65%, 31%
CMYK
61, 79, 0, 49
Luminance
0.0317
Every format
| HEX | #331c83 |
| RGB | rgb(51, 28, 131) |
| HSL | hsl(253, 65%, 31%) |
| CMYK | cmyk(61%, 79%, 0%, 49%) |
| LAB | lab(20.7 39.4 -53.6) |
| LCH | lch(20.7 66.6 306.3) |
| OKLCH | oklch(0.334 0.159 283.9) |
Copy-ready code
/* CSS */
color: #331c83;
background-color: #331c83;
/* Tailwind (arbitrary) */
class="text-[#331c83] bg-[#331c83]"
/* SCSS */
$brand: #331c83;
/* SwiftUI */
Color(red: 0.200, green: 0.110, blue: 0.514)
/* Android */
Color.parseColor("#331c83")Accessibility — WCAG contrast
Aa
#331c83 on white: 12.85:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#331c83 on black: 1.63:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green11.0%
Blue51.4%
CMYK percentages
Cyan61.1%
Magenta78.6%
Yellow0.0%
Key (black)48.6%
Color previews
#331c83 text on a black background
contrast 1.63:1
Card sample
#331c83 text on a white background
contrast 12.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #331c83;
Background color
Panel with #331c83 background
background-color: #331c83;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #331c83;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 28, 131, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 28, 131, 0.45);
Border & gradient
Gradient panel
border: 3px solid #331c83; background: linear-gradient(135deg, #331c83, #781C83);