#330bc9
a dark, electric blue · warm · closest name: blue
RGB
51, 11, 201
HSL
253°, 90%, 42%
CMYK
75, 95, 0, 21
Luminance
0.0516
Every format
| HEX | #330bc9 |
| RGB | rgb(51, 11, 201) |
| HSL | hsl(253, 90%, 42%) |
| CMYK | cmyk(75%, 95%, 0%, 21%) |
| LAB | lab(27.2 64.9 -85.4) |
| LCH | lch(27.2 107.3 307.2) |
| OKLCH | oklch(0.402 0.247 274.6) |
Copy-ready code
/* CSS */
color: #330bc9;
background-color: #330bc9;
/* Tailwind (arbitrary) */
class="text-[#330bc9] bg-[#330bc9]"
/* SCSS */
$brand: #330bc9;
/* SwiftUI */
Color(red: 0.200, green: 0.043, blue: 0.788)
/* Android */
Color.parseColor("#330bc9")Accessibility — WCAG contrast
Aa
#330bc9 on white: 10.33:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#330bc9 on black: 2.03:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green4.3%
Blue78.8%
CMYK percentages
Cyan74.6%
Magenta94.5%
Yellow0.0%
Key (black)21.2%
Color previews
#330bc9 text on a black background
contrast 2.03:1
Card sample
#330bc9 text on a white background
contrast 10.33:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #330bc9;
Background color
Panel with #330bc9 background
background-color: #330bc9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #330bc9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 11, 201, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 11, 201, 0.45);
Border & gradient
Gradient panel
border: 3px solid #330bc9; background: linear-gradient(135deg, #330bc9, #B20BC9);