#3403df
a dark, electric blue · warm · closest name: blue
RGB
52, 3, 223
HSL
253°, 97%, 44%
CMYK
77, 99, 0, 13
Luminance
0.0612
Every format
| HEX | #3403df |
| RGB | rgb(52, 3, 223) |
| HSL | hsl(253, 97%, 44%) |
| CMYK | cmyk(77%, 99%, 0%, 13%) |
| LAB | lab(29.7 71.7 -94.0) |
| LCH | lch(29.7 118.2 307.4) |
| OKLCH | oklch(0.427 0.272 273.0) |
Copy-ready code
/* CSS */
color: #3403df;
background-color: #3403df;
/* Tailwind (arbitrary) */
class="text-[#3403df] bg-[#3403df]"
/* SCSS */
$brand: #3403df;
/* SwiftUI */
Color(red: 0.204, green: 0.012, blue: 0.875)
/* Android */
Color.parseColor("#3403df")Accessibility — WCAG contrast
Aa
#3403df on white: 9.44:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3403df on black: 2.22:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red20.4%
Green1.2%
Blue87.5%
CMYK percentages
Cyan76.7%
Magenta98.7%
Yellow0.0%
Key (black)12.5%
Color previews
#3403df text on a black background
contrast 2.22:1
Card sample
#3403df text on a white background
contrast 9.44:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3403df;
Background color
Panel with #3403df background
background-color: #3403df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3403df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(52, 3, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(52, 3, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3403df; background: linear-gradient(135deg, #3403df, #C703DF);