#583fd4
a balanced, vivid blue · warm · closest name: slateblue
RGB
88, 63, 212
HSL
250°, 63%, 54%
CMYK
59, 70, 0, 17
Luminance
0.1038
Every format
| HEX | #583fd4 |
| RGB | rgb(88, 63, 212) |
| HSL | hsl(250, 63%, 54%) |
| CMYK | cmyk(59%, 70%, 0%, 17%) |
| LAB | lab(38.5 50.4 -73.0) |
| LCH | lch(38.5 88.7 304.7) |
| OKLCH | oklch(0.492 0.215 282.7) |
Copy-ready code
/* CSS */
color: #583fd4;
background-color: #583fd4;
/* Tailwind (arbitrary) */
class="text-[#583fd4] bg-[#583fd4]"
/* SCSS */
$brand: #583fd4;
/* SwiftUI */
Color(red: 0.345, green: 0.247, blue: 0.831)
/* Android */
Color.parseColor("#583fd4")Accessibility — WCAG contrast
Aa
#583fd4 on white: 6.83:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#583fd4 on black: 3.08:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green24.7%
Blue83.1%
CMYK percentages
Cyan58.5%
Magenta70.3%
Yellow0.0%
Key (black)16.9%
Color previews
#583fd4 text on a black background
contrast 3.08:1
Card sample
#583fd4 text on a white background
contrast 6.83:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #583fd4;
Background color
Panel with #583fd4 background
background-color: #583fd4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #583fd4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 63, 212, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 63, 212, 0.45);
Border & gradient
Gradient panel
border: 3px solid #583fd4; background: linear-gradient(135deg, #583fd4, #BB3FD4);