#39b3ff
a balanced, electric blue · cool · closest name: steelblue
RGB
57, 179, 255
HSL
203°, 100%, 61%
CMYK
78, 30, 0, 0
Luminance
0.4033
Every format
| HEX | #39b3ff |
| RGB | rgb(57, 179, 255) |
| HSL | hsl(203, 100%, 61%) |
| CMYK | cmyk(78%, 30%, 0%, 0%) |
| LAB | lab(69.7 -8.1 -47.0) |
| LCH | lch(69.7 47.7 260.2) |
| OKLCH | oklch(0.734 0.152 241.3) |
Copy-ready code
/* CSS */
color: #39b3ff;
background-color: #39b3ff;
/* Tailwind (arbitrary) */
class="text-[#39b3ff] bg-[#39b3ff]"
/* SCSS */
$brand: #39b3ff;
/* SwiftUI */
Color(red: 0.224, green: 0.702, blue: 1.000)
/* Android */
Color.parseColor("#39b3ff")Accessibility — WCAG contrast
Aa
#39b3ff on white: 2.32:1
AA ✗ fail · AA-large ✗ · AAA ✗
Aa
#39b3ff on black: 9.07:1
AA ✓ pass · AA-large ✓ · AAA ✓
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green70.2%
Blue100.0%
CMYK percentages
Cyan77.6%
Magenta29.8%
Yellow0.0%
Key (black)0.0%
Color previews
#39b3ff text on a black background
contrast 9.07:1
Card sample
#39b3ff text on a white background
contrast 2.32:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #39b3ff;
Background color
Panel with #39b3ff background
background-color: #39b3ff;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #39b3ff;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 179, 255, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 179, 255, 0.45);
Border & gradient
Gradient panel
border: 3px solid #39b3ff; background: linear-gradient(135deg, #39b3ff, #4339FF);