#3f9bbc
a balanced, vivid cyan · cool · closest name: steelblue
RGB
63, 155, 188
HSL
196°, 50%, 49%
CMYK
67, 18, 0, 26
Luminance
0.2813
Every format
| HEX | #3f9bbc |
| RGB | rgb(63, 155, 188) |
| HSL | hsl(196, 50%, 49%) |
| CMYK | cmyk(67%, 18%, 0%, 26%) |
| LAB | lab(60.0 -16.7 -25.1) |
| LCH | lch(60.0 30.1 236.3) |
| OKLCH | oklch(0.648 0.099 225.2) |
Copy-ready code
/* CSS */
color: #3f9bbc;
background-color: #3f9bbc;
/* Tailwind (arbitrary) */
class="text-[#3f9bbc] bg-[#3f9bbc]"
/* SCSS */
$brand: #3f9bbc;
/* SwiftUI */
Color(red: 0.247, green: 0.608, blue: 0.737)
/* Android */
Color.parseColor("#3f9bbc")Accessibility — WCAG contrast
Aa
#3f9bbc on white: 3.17:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f9bbc on black: 6.63:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green60.8%
Blue73.7%
CMYK percentages
Cyan66.5%
Magenta17.6%
Yellow0.0%
Key (black)26.3%
Color previews
#3f9bbc text on a black background
contrast 6.63:1
Card sample
#3f9bbc text on a white background
contrast 3.17:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f9bbc;
Background color
Panel with #3f9bbc background
background-color: #3f9bbc;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f9bbc;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 155, 188, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 155, 188, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f9bbc; background: linear-gradient(135deg, #3f9bbc, #3F48BC);