#583ace
a balanced, vivid blue · warm · closest name: slateblue
RGB
88, 58, 206
HSL
252°, 60%, 52%
CMYK
57, 72, 0, 19
Luminance
0.0956
Every format
| HEX | #583ace |
| RGB | rgb(88, 58, 206) |
| HSL | hsl(252, 60%, 52%) |
| CMYK | cmyk(57%, 72%, 0%, 19%) |
| LAB | lab(37.0 51.3 -71.9) |
| LCH | lch(37.0 88.4 305.5) |
| OKLCH | oklch(0.480 0.214 284.2) |
Copy-ready code
/* CSS */
color: #583ace;
background-color: #583ace;
/* Tailwind (arbitrary) */
class="text-[#583ace] bg-[#583ace]"
/* SCSS */
$brand: #583ace;
/* SwiftUI */
Color(red: 0.345, green: 0.227, blue: 0.808)
/* Android */
Color.parseColor("#583ace")Accessibility — WCAG contrast
Aa
#583ace on white: 7.21:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#583ace on black: 2.91:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green22.7%
Blue80.8%
CMYK percentages
Cyan57.3%
Magenta71.8%
Yellow0.0%
Key (black)19.2%
Color previews
#583ace text on a black background
contrast 2.91:1
Card sample
#583ace text on a white background
contrast 7.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #583ace;
Background color
Panel with #583ace background
background-color: #583ace;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #583ace;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 58, 206, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 58, 206, 0.45);
Border & gradient
Gradient panel
border: 3px solid #583ace; background: linear-gradient(135deg, #583ace, #BB3ACE);