#3f4acf
a balanced, vivid blue · warm · closest name: slateblue
RGB
63, 74, 207
HSL
235°, 60%, 53%
CMYK
70, 64, 0, 19
Luminance
0.1046
Every format
| HEX | #3f4acf |
| RGB | rgb(63, 74, 207) |
| HSL | hsl(235, 60%, 53%) |
| CMYK | cmyk(70%, 64%, 0%, 19%) |
| LAB | lab(38.6 39.1 -69.9) |
| LCH | lch(38.6 80.1 299.2) |
| OKLCH | oklch(0.487 0.202 272.6) |
Copy-ready code
/* CSS */
color: #3f4acf;
background-color: #3f4acf;
/* Tailwind (arbitrary) */
class="text-[#3f4acf] bg-[#3f4acf]"
/* SCSS */
$brand: #3f4acf;
/* SwiftUI */
Color(red: 0.247, green: 0.290, blue: 0.812)
/* Android */
Color.parseColor("#3f4acf")Accessibility — WCAG contrast
Aa
#3f4acf on white: 6.79:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f4acf on black: 3.09:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green29.0%
Blue81.2%
CMYK percentages
Cyan69.6%
Magenta64.3%
Yellow0.0%
Key (black)18.8%
Color previews
#3f4acf text on a black background
contrast 3.09:1
Card sample
#3f4acf text on a white background
contrast 6.79:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f4acf;
Background color
Panel with #3f4acf background
background-color: #3f4acf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f4acf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 74, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 74, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f4acf; background: linear-gradient(135deg, #3f4acf, #943FCF);