#39a0df
a balanced, vivid blue · cool · closest name: steelblue
RGB
57, 160, 223
HSL
203°, 72%, 55%
CMYK
74, 28, 0, 13
Luminance
0.3134
Every format
| HEX | #39a0df |
| RGB | rgb(57, 160, 223) |
| HSL | hsl(203, 72%, 55%) |
| CMYK | cmyk(74%, 28%, 0%, 13%) |
| LAB | lab(62.8 -8.6 -40.3) |
| LCH | lch(62.8 41.2 257.9) |
| OKLCH | oklch(0.675 0.131 240.1) |
Copy-ready code
/* CSS */
color: #39a0df;
background-color: #39a0df;
/* Tailwind (arbitrary) */
class="text-[#39a0df] bg-[#39a0df]"
/* SCSS */
$brand: #39a0df;
/* SwiftUI */
Color(red: 0.224, green: 0.627, blue: 0.875)
/* Android */
Color.parseColor("#39a0df")Accessibility — WCAG contrast
Aa
#39a0df on white: 2.89:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#39a0df on black: 7.27:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green62.7%
Blue87.5%
CMYK percentages
Cyan74.4%
Magenta28.3%
Yellow0.0%
Key (black)12.5%
Color previews
#39a0df text on a black background
contrast 7.27:1
Card sample
#39a0df text on a white background
contrast 2.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #39a0df;
Background color
Panel with #39a0df background
background-color: #39a0df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #39a0df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 160, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 160, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #39a0df; background: linear-gradient(135deg, #39a0df, #4139DF);