#3b9eee
a balanced, electric blue · cool · closest name: steelblue
RGB
59, 158, 238
HSL
207°, 84%, 58%
CMYK
75, 34, 0, 7
Luminance
0.3156
Every format
| HEX | #3b9eee |
| RGB | rgb(59, 158, 238) |
| HSL | hsl(207, 84%, 58%) |
| CMYK | cmyk(75%, 34%, 0%, 7%) |
| LAB | lab(63.0 -2.0 -48.3) |
| LCH | lch(63.0 48.3 267.6) |
| OKLCH | oklch(0.679 0.149 247.0) |
Copy-ready code
/* CSS */
color: #3b9eee;
background-color: #3b9eee;
/* Tailwind (arbitrary) */
class="text-[#3b9eee] bg-[#3b9eee]"
/* SCSS */
$brand: #3b9eee;
/* SwiftUI */
Color(red: 0.231, green: 0.620, blue: 0.933)
/* Android */
Color.parseColor("#3b9eee")Accessibility — WCAG contrast
Aa
#3b9eee on white: 2.87:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#3b9eee on black: 7.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red23.1%
Green62.0%
Blue93.3%
CMYK percentages
Cyan75.2%
Magenta33.6%
Yellow0.0%
Key (black)6.7%
Color previews
#3b9eee text on a black background
contrast 7.31:1
Card sample
#3b9eee text on a white background
contrast 2.87:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3b9eee;
Background color
Panel with #3b9eee background
background-color: #3b9eee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3b9eee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(59, 158, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(59, 158, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3b9eee; background: linear-gradient(135deg, #3b9eee, #4F3BEE);