#3b9dfb
a balanced, electric blue · cool · closest name: dodgerblue
RGB
59, 157, 251
HSL
209°, 96%, 61%
CMYK
77, 38, 0, 2
Luminance
0.3201
Every format
| HEX | #3b9dfb |
| RGB | rgb(59, 157, 251) |
| HSL | hsl(209, 96%, 61%) |
| CMYK | cmyk(77%, 38%, 0%, 2%) |
| LAB | lab(63.4 3.1 -54.8) |
| LCH | lch(63.4 54.9 273.3) |
| OKLCH | oklch(0.684 0.166 250.9) |
Copy-ready code
/* CSS */
color: #3b9dfb;
background-color: #3b9dfb;
/* Tailwind (arbitrary) */
class="text-[#3b9dfb] bg-[#3b9dfb]"
/* SCSS */
$brand: #3b9dfb;
/* SwiftUI */
Color(red: 0.231, green: 0.616, blue: 0.984)
/* Android */
Color.parseColor("#3b9dfb")Accessibility — WCAG contrast
Aa
#3b9dfb on white: 2.84:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3b9dfb on black: 7.40:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red23.1%
Green61.6%
Blue98.4%
CMYK percentages
Cyan76.5%
Magenta37.5%
Yellow0.0%
Key (black)1.6%
Color previews
#3b9dfb text on a black background
contrast 7.40:1
Card sample
#3b9dfb text on a white background
contrast 2.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3b9dfb;
Background color
Panel with #3b9dfb background
background-color: #3b9dfb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3b9dfb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(59, 157, 251, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(59, 157, 251, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3b9dfb; background: linear-gradient(135deg, #3b9dfb, #593BFB);