#3f3fac
a balanced, vivid blue · warm · closest name: slateblue
RGB
63, 63, 172
HSL
240°, 46%, 46%
CMYK
63, 63, 0, 33
Luminance
0.0759
Every format
| HEX | #3f3fac |
| RGB | rgb(63, 63, 172) |
| HSL | hsl(240, 46%, 46%) |
| CMYK | cmyk(63%, 63%, 0%, 33%) |
| LAB | lab(33.1 34.0 -58.4) |
| LCH | lch(33.1 67.6 300.2) |
| OKLCH | oklch(0.437 0.170 276.8) |
Copy-ready code
/* CSS */
color: #3f3fac;
background-color: #3f3fac;
/* Tailwind (arbitrary) */
class="text-[#3f3fac] bg-[#3f3fac]"
/* SCSS */
$brand: #3f3fac;
/* SwiftUI */
Color(red: 0.247, green: 0.247, blue: 0.675)
/* Android */
Color.parseColor("#3f3fac")Accessibility — WCAG contrast
Aa
#3f3fac on white: 8.34:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f3fac on black: 2.52:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green24.7%
Blue67.5%
CMYK percentages
Cyan63.4%
Magenta63.4%
Yellow0.0%
Key (black)32.5%
Color previews
#3f3fac text on a black background
contrast 2.52:1
Card sample
#3f3fac text on a white background
contrast 8.34:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f3fac;
Background color
Panel with #3f3fac background
background-color: #3f3fac;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f3fac;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 63, 172, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 63, 172, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f3fac; background: linear-gradient(135deg, #3f3fac, #883FAC);