#03439b
a dark, electric blue · cool · closest name: midnightblue
RGB
3, 67, 155
HSL
215°, 96%, 31%
CMYK
98, 57, 0, 39
Luminance
0.0640
Every format
| HEX | #03439b |
| RGB | rgb(3, 67, 155) |
| HSL | hsl(215, 96%, 31%) |
| CMYK | cmyk(98%, 57%, 0%, 39%) |
| LAB | lab(30.4 18.8 -52.7) |
| LCH | lch(30.4 56.0 289.6) |
| OKLCH | oklch(0.406 0.155 259.2) |
Copy-ready code
/* CSS */
color: #03439b;
background-color: #03439b;
/* Tailwind (arbitrary) */
class="text-[#03439b] bg-[#03439b]"
/* SCSS */
$brand: #03439b;
/* SwiftUI */
Color(red: 0.012, green: 0.263, blue: 0.608)
/* Android */
Color.parseColor("#03439b")Accessibility — WCAG contrast
Aa
#03439b on white: 9.21:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#03439b on black: 2.28:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red1.2%
Green26.3%
Blue60.8%
CMYK percentages
Cyan98.1%
Magenta56.8%
Yellow0.0%
Key (black)39.2%
Color previews
#03439b text on a black background
contrast 2.28:1
Card sample
#03439b text on a white background
contrast 9.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #03439b;
Background color
Panel with #03439b background
background-color: #03439b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #03439b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(3, 67, 155, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(3, 67, 155, 0.45);
Border & gradient
Gradient panel
border: 3px solid #03439b; background: linear-gradient(135deg, #03439b, #28039B);