#583cd3
a balanced, vivid blue · warm · closest name: slateblue
RGB
88, 60, 211
HSL
251°, 63%, 53%
CMYK
58, 72, 0, 17
Luminance
0.1001
Every format
| HEX | #583cd3 |
| RGB | rgb(88, 60, 211) |
| HSL | hsl(251, 63%, 53%) |
| CMYK | cmyk(58%, 72%, 0%, 17%) |
| LAB | lab(37.9 51.7 -73.5) |
| LCH | lch(37.9 89.8 305.1) |
| OKLCH | oklch(0.487 0.217 283.3) |
Copy-ready code
/* CSS */
color: #583cd3;
background-color: #583cd3;
/* Tailwind (arbitrary) */
class="text-[#583cd3] bg-[#583cd3]"
/* SCSS */
$brand: #583cd3;
/* SwiftUI */
Color(red: 0.345, green: 0.235, blue: 0.827)
/* Android */
Color.parseColor("#583cd3")Accessibility — WCAG contrast
Aa
#583cd3 on white: 7.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#583cd3 on black: 3.00:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green23.5%
Blue82.7%
CMYK percentages
Cyan58.3%
Magenta71.6%
Yellow0.0%
Key (black)17.3%
Color previews
#583cd3 text on a black background
contrast 3.00:1
Card sample
#583cd3 text on a white background
contrast 7.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #583cd3;
Background color
Panel with #583cd3 background
background-color: #583cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #583cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 60, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 60, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #583cd3; background: linear-gradient(135deg, #583cd3, #BD3CD3);