#3337df
a balanced, vivid blue · warm · closest name: navy
RGB
51, 55, 223
HSL
239°, 73%, 54%
CMYK
77, 75, 0, 13
Luminance
0.0876
Every format
| HEX | #3337df |
| RGB | rgb(51, 55, 223) |
| HSL | hsl(239, 73%, 54%) |
| CMYK | cmyk(77%, 75%, 0%, 13%) |
| LAB | lab(35.5 54.3 -84.3) |
| LCH | lch(35.5 100.3 302.8) |
| OKLCH | oklch(0.467 0.244 271.0) |
Copy-ready code
/* CSS */
color: #3337df;
background-color: #3337df;
/* Tailwind (arbitrary) */
class="text-[#3337df] bg-[#3337df]"
/* SCSS */
$brand: #3337df;
/* SwiftUI */
Color(red: 0.200, green: 0.216, blue: 0.875)
/* Android */
Color.parseColor("#3337df")Accessibility — WCAG contrast
Aa
#3337df on white: 7.63:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3337df on black: 2.75:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.0%
Green21.6%
Blue87.5%
CMYK percentages
Cyan77.1%
Magenta75.3%
Yellow0.0%
Key (black)12.5%
Color previews
#3337df text on a black background
contrast 2.75:1
Card sample
#3337df text on a white background
contrast 7.63:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3337df;
Background color
Panel with #3337df background
background-color: #3337df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3337df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(51, 55, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(51, 55, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3337df; background: linear-gradient(135deg, #3337df, #A233DF);