#3f83cd
a balanced, vivid blue · cool · closest name: steelblue
RGB
63, 131, 205
HSL
211°, 59%, 53%
CMYK
69, 36, 0, 20
Luminance
0.2170
Every format
| HEX | #3f83cd |
| RGB | rgb(63, 131, 205) |
| HSL | hsl(211, 59%, 53%) |
| CMYK | cmyk(69%, 36%, 0%, 20%) |
| LAB | lab(53.7 2.7 -44.5) |
| LCH | lch(53.7 44.6 273.5) |
| OKLCH | oklch(0.601 0.133 252.6) |
Copy-ready code
/* CSS */
color: #3f83cd;
background-color: #3f83cd;
/* Tailwind (arbitrary) */
class="text-[#3f83cd] bg-[#3f83cd]"
/* SCSS */
$brand: #3f83cd;
/* SwiftUI */
Color(red: 0.247, green: 0.514, blue: 0.804)
/* Android */
Color.parseColor("#3f83cd")Accessibility — WCAG contrast
Aa
#3f83cd on white: 3.93:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f83cd on black: 5.34:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green51.4%
Blue80.4%
CMYK percentages
Cyan69.3%
Magenta36.1%
Yellow0.0%
Key (black)19.6%
Color previews
#3f83cd text on a black background
contrast 5.34:1
Card sample
#3f83cd text on a white background
contrast 3.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f83cd;
Background color
Panel with #3f83cd background
background-color: #3f83cd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f83cd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 131, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 131, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f83cd; background: linear-gradient(135deg, #3f83cd, #5A3FCD);