#331fff
a balanced, electric blue · warm · closest name: blue
RGB
51, 31, 255
HSL
245°, 100%, 56%
CMYK
80, 88, 0, 0
Luminance
0.0890
Every format
| HEX | #331fff |
| RGB | rgb(51, 31, 255) |
| HSL | hsl(245, 100%, 56%) |
| CMYK | cmyk(80%, 88%, 0%, 0%) |
| LAB | lab(35.8 73.6 -102.0) |
| LCH | lch(35.8 125.8 305.8) |
| OKLCH | oklch(0.480 0.295 270.4) |
Copy-ready code
/* CSS */
color: #331fff;
background-color: #331fff;
/* Tailwind (arbitrary) */
class="text-[#331fff] bg-[#331fff]"
/* SCSS */
$brand: #331fff;
/* SwiftUI */
Color(red: 0.200, green: 0.122, blue: 1.000)
/* Android */
Color.parseColor("#331fff")Accessibility — WCAG contrast
Aa
#331fff on white: 7.55:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#331fff on black: 2.78:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green12.2%
Blue100.0%
CMYK percentages
Cyan80.0%
Magenta87.8%
Yellow0.0%
Key (black)0.0%
Color previews
#331fff text on a black background
contrast 2.78:1
Card sample
#331fff text on a white background
contrast 7.55:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #331fff;
Background color
Panel with #331fff background
background-color: #331fff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #331fff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 31, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 31, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #331fff; background: linear-gradient(135deg, #331fff, #C91FFF);