#3752df
a balanced, vivid blue · warm · closest name: royalblue
RGB
55, 82, 223
HSL
230°, 72%, 55%
CMYK
75, 63, 0, 13
Luminance
0.1217
Every format
| HEX | #3752df |
| RGB | rgb(55, 82, 223) |
| HSL | hsl(230, 72%, 55%) |
| CMYK | cmyk(75%, 63%, 0%, 13%) |
| LAB | lab(41.5 38.8 -74.5) |
| LCH | lch(41.5 84.0 297.5) |
| OKLCH | oklch(0.511 0.215 268.8) |
Copy-ready code
/* CSS */
color: #3752df;
background-color: #3752df;
/* Tailwind (arbitrary) */
class="text-[#3752df] bg-[#3752df]"
/* SCSS */
$brand: #3752df;
/* SwiftUI */
Color(red: 0.216, green: 0.322, blue: 0.875)
/* Android */
Color.parseColor("#3752df")Accessibility — WCAG contrast
Aa
#3752df on white: 6.11:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3752df on black: 3.43:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red21.6%
Green32.2%
Blue87.5%
CMYK percentages
Cyan75.3%
Magenta63.2%
Yellow0.0%
Key (black)12.5%
Color previews
#3752df text on a black background
contrast 3.43:1
Card sample
#3752df text on a white background
contrast 6.11:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3752df;
Background color
Panel with #3752df background
background-color: #3752df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3752df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(55, 82, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(55, 82, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3752df; background: linear-gradient(135deg, #3752df, #8C37DF);