#331fd3
a balanced, vivid blue · warm · closest name: blue
RGB
51, 31, 211
HSL
247°, 74%, 48%
CMYK
76, 85, 0, 17
Luminance
0.0639
Every format
| HEX | #331fd3 |
| RGB | rgb(51, 31, 211) |
| HSL | hsl(247, 74%, 48%) |
| CMYK | cmyk(76%, 85%, 0%, 17%) |
| LAB | lab(30.4 61.7 -86.0) |
| LCH | lch(30.4 105.8 305.7) |
| OKLCH | oklch(0.427 0.249 273.1) |
Copy-ready code
/* CSS */
color: #331fd3;
background-color: #331fd3;
/* Tailwind (arbitrary) */
class="text-[#331fd3] bg-[#331fd3]"
/* SCSS */
$brand: #331fd3;
/* SwiftUI */
Color(red: 0.200, green: 0.122, blue: 0.827)
/* Android */
Color.parseColor("#331fd3")Accessibility — WCAG contrast
Aa
#331fd3 on white: 9.22:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#331fd3 on black: 2.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green12.2%
Blue82.7%
CMYK percentages
Cyan75.8%
Magenta85.3%
Yellow0.0%
Key (black)17.3%
Color previews
#331fd3 text on a black background
contrast 2.28:1
Card sample
#331fd3 text on a white background
contrast 9.22:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #331fd3;
Background color
Panel with #331fd3 background
background-color: #331fd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #331fd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 31, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 31, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #331fd3; background: linear-gradient(135deg, #331fd3, #AB1FD3);