#583dc8
a balanced, vivid blue · warm · closest name: slateblue
RGB
88, 61, 200
HSL
252°, 56%, 51%
CMYK
56, 70, 0, 22
Luminance
0.0958
Every format
| HEX | #583dc8 |
| RGB | rgb(88, 61, 200) |
| HSL | hsl(252, 56%, 51%) |
| CMYK | cmyk(56%, 70%, 0%, 22%) |
| LAB | lab(37.1 47.9 -68.4) |
| LCH | lch(37.1 83.5 305.0) |
| OKLCH | oklch(0.478 0.203 284.6) |
Copy-ready code
/* CSS */
color: #583dc8;
background-color: #583dc8;
/* Tailwind (arbitrary) */
class="text-[#583dc8] bg-[#583dc8]"
/* SCSS */
$brand: #583dc8;
/* SwiftUI */
Color(red: 0.345, green: 0.239, blue: 0.784)
/* Android */
Color.parseColor("#583dc8")Accessibility — WCAG contrast
Aa
#583dc8 on white: 7.20:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#583dc8 on black: 2.92:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green23.9%
Blue78.4%
CMYK percentages
Cyan56.0%
Magenta69.5%
Yellow0.0%
Key (black)21.6%
Color previews
#583dc8 text on a black background
contrast 2.92:1
Card sample
#583dc8 text on a white background
contrast 7.20:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #583dc8;
Background color
Panel with #583dc8 background
background-color: #583dc8;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #583dc8;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 61, 200, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 61, 200, 0.45);
Border & gradient
Gradient panel
border: 3px solid #583dc8; background: linear-gradient(135deg, #583dc8, #B53DC8);