#331f70
a dark, vivid blue · warm · closest name: midnightblue
RGB
51, 31, 112
HSL
255°, 57%, 28%
CMYK
55, 72, 0, 56
Luminance
0.0285
Every format
| HEX | #331f70 |
| RGB | rgb(51, 31, 112) |
| HSL | hsl(255, 57%, 28%) |
| CMYK | cmyk(55%, 72%, 0%, 56%) |
| LAB | lab(19.4 31.8 -43.6) |
| LCH | lch(19.4 53.9 306.1) |
| OKLCH | oklch(0.319 0.132 287.9) |
Copy-ready code
/* CSS */
color: #331f70;
background-color: #331f70;
/* Tailwind (arbitrary) */
class="text-[#331f70] bg-[#331f70]"
/* SCSS */
$brand: #331f70;
/* SwiftUI */
Color(red: 0.200, green: 0.122, blue: 0.439)
/* Android */
Color.parseColor("#331f70")Accessibility — WCAG contrast
Aa
#331f70 on white: 13.37:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#331f70 on black: 1.57:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green12.2%
Blue43.9%
CMYK percentages
Cyan54.5%
Magenta72.3%
Yellow0.0%
Key (black)56.1%
Color previews
#331f70 text on a black background
contrast 1.57:1
Card sample
#331f70 text on a white background
contrast 13.37:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #331f70;
Background color
Panel with #331f70 background
background-color: #331f70;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #331f70;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 31, 112, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 31, 112, 0.45);
Border & gradient
Gradient panel
border: 3px solid #331f70; background: linear-gradient(135deg, #331f70, #691F70);