#3f3fad
a balanced, vivid blue · warm · closest name: slateblue
RGB
63, 63, 173
HSL
240°, 47%, 46%
CMYK
64, 64, 0, 32
Luminance
0.0763
Every format
| HEX | #3f3fad |
| RGB | rgb(63, 63, 173) |
| HSL | hsl(240, 47%, 46%) |
| CMYK | cmyk(64%, 64%, 0%, 32%) |
| LAB | lab(33.2 34.3 -58.9) |
| LCH | lch(33.2 68.2 300.2) |
| OKLCH | oklch(0.438 0.171 276.7) |
Copy-ready code
/* CSS */
color: #3f3fad;
background-color: #3f3fad;
/* Tailwind (arbitrary) */
class="text-[#3f3fad] bg-[#3f3fad]"
/* SCSS */
$brand: #3f3fad;
/* SwiftUI */
Color(red: 0.247, green: 0.247, blue: 0.678)
/* Android */
Color.parseColor("#3f3fad")Accessibility — WCAG contrast
Aa
#3f3fad on white: 8.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#3f3fad on black: 2.53:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green24.7%
Blue67.8%
CMYK percentages
Cyan63.6%
Magenta63.6%
Yellow0.0%
Key (black)32.2%
Color previews
#3f3fad text on a black background
contrast 2.53:1
Card sample
#3f3fad text on a white background
contrast 8.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f3fad;
Background color
Panel with #3f3fad background
background-color: #3f3fad;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f3fad;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 63, 173, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 63, 173, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f3fad; background: linear-gradient(135deg, #3f3fad, #883FAD);