#3f4dcd
a balanced, vivid blue · warm · closest name: slateblue
RGB
63, 77, 205
HSL
234°, 59%, 53%
CMYK
69, 62, 0, 20
Luminance
0.1077
Every format
| HEX | #3f4dcd |
| RGB | rgb(63, 77, 205) |
| HSL | hsl(234, 59%, 53%) |
| CMYK | cmyk(69%, 62%, 0%, 20%) |
| LAB | lab(39.2 36.6 -67.9) |
| LCH | lch(39.2 77.1 298.3) |
| OKLCH | oklch(0.490 0.196 272.1) |
Copy-ready code
/* CSS */
color: #3f4dcd;
background-color: #3f4dcd;
/* Tailwind (arbitrary) */
class="text-[#3f4dcd] bg-[#3f4dcd]"
/* SCSS */
$brand: #3f4dcd;
/* SwiftUI */
Color(red: 0.247, green: 0.302, blue: 0.804)
/* Android */
Color.parseColor("#3f4dcd")Accessibility — WCAG contrast
Aa
#3f4dcd on white: 6.66:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f4dcd on black: 3.15:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green30.2%
Blue80.4%
CMYK percentages
Cyan69.3%
Magenta62.4%
Yellow0.0%
Key (black)19.6%
Color previews
#3f4dcd text on a black background
contrast 3.15:1
Card sample
#3f4dcd text on a white background
contrast 6.66:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f4dcd;
Background color
Panel with #3f4dcd background
background-color: #3f4dcd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f4dcd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 77, 205, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 77, 205, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f4dcd; background: linear-gradient(135deg, #3f4dcd, #903FCD);