#39b0f3
a balanced, electric blue · cool · closest name: steelblue
RGB
57, 176, 243
HSL
202°, 89%, 59%
CMYK
77, 28, 0, 5
Luminance
0.3839
Every format
| HEX | #39b0f3 |
| RGB | rgb(57, 176, 243) |
| HSL | hsl(202, 89%, 59%) |
| CMYK | cmyk(77%, 28%, 0%, 5%) |
| LAB | lab(68.3 -10.6 -42.6) |
| LCH | lch(68.3 43.9 256.0) |
| OKLCH | oklch(0.722 0.141 238.5) |
Copy-ready code
/* CSS */
color: #39b0f3;
background-color: #39b0f3;
/* Tailwind (arbitrary) */
class="text-[#39b0f3] bg-[#39b0f3]"
/* SCSS */
$brand: #39b0f3;
/* SwiftUI */
Color(red: 0.224, green: 0.690, blue: 0.953)
/* Android */
Color.parseColor("#39b0f3")Accessibility — WCAG contrast
Aa
#39b0f3 on white: 2.42:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#39b0f3 on black: 8.68:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green69.0%
Blue95.3%
CMYK percentages
Cyan76.5%
Magenta27.6%
Yellow0.0%
Key (black)4.7%
Color previews
#39b0f3 text on a black background
contrast 8.68:1
Card sample
#39b0f3 text on a white background
contrast 2.42:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #39b0f3;
Background color
Panel with #39b0f3 background
background-color: #39b0f3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #39b0f3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 176, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 176, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #39b0f3; background: linear-gradient(135deg, #39b0f3, #3E39F3);