#331df5
a balanced, electric blue · warm · closest name: blue
RGB
51, 29, 245
HSL
246°, 92%, 54%
CMYK
79, 88, 0, 4
Luminance
0.0818
Every format
| HEX | #331df5 |
| RGB | rgb(51, 29, 245) |
| HSL | hsl(246, 92%, 54%) |
| CMYK | cmyk(79%, 88%, 0%, 4%) |
| LAB | lab(34.3 71.6 -98.8) |
| LCH | lch(34.3 122.0 305.9) |
| OKLCH | oklch(0.466 0.286 270.9) |
Copy-ready code
/* CSS */
color: #331df5;
background-color: #331df5;
/* Tailwind (arbitrary) */
class="text-[#331df5] bg-[#331df5]"
/* SCSS */
$brand: #331df5;
/* SwiftUI */
Color(red: 0.200, green: 0.114, blue: 0.961)
/* Android */
Color.parseColor("#331df5")Accessibility — WCAG contrast
Aa
#331df5 on white: 7.97:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#331df5 on black: 2.64:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green11.4%
Blue96.1%
CMYK percentages
Cyan79.2%
Magenta88.2%
Yellow0.0%
Key (black)3.9%
Color previews
#331df5 text on a black background
contrast 2.64:1
Card sample
#331df5 text on a white background
contrast 7.97:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #331df5;
Background color
Panel with #331df5 background
background-color: #331df5;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #331df5;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 29, 245, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 29, 245, 0.45);
Border & gradient
Gradient panel
border: 3px solid #331df5; background: linear-gradient(135deg, #331df5, #C31DF5);