#581df3
a balanced, electric violet · warm · closest name: blue
RGB
88, 29, 243
HSL
257°, 90%, 53%
CMYK
64, 88, 0, 5
Luminance
0.0942
Every format
| HEX | #581df3 |
| RGB | rgb(88, 29, 243) |
| HSL | hsl(257, 90%, 53%) |
| CMYK | cmyk(64%, 88%, 0%, 5%) |
| LAB | lab(36.8 73.0 -93.5) |
| LCH | lch(36.8 118.6 308.0) |
| OKLCH | oklch(0.489 0.275 281.7) |
Copy-ready code
/* CSS */
color: #581df3;
background-color: #581df3;
/* Tailwind (arbitrary) */
class="text-[#581df3] bg-[#581df3]"
/* SCSS */
$brand: #581df3;
/* SwiftUI */
Color(red: 0.345, green: 0.114, blue: 0.953)
/* Android */
Color.parseColor("#581df3")Accessibility — WCAG contrast
Aa
#581df3 on white: 7.28:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#581df3 on black: 2.88:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red34.5%
Green11.4%
Blue95.3%
CMYK percentages
Cyan63.8%
Magenta88.1%
Yellow0.0%
Key (black)4.7%
Color previews
#581df3 text on a black background
contrast 2.88:1
Card sample
#581df3 text on a white background
contrast 7.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #581df3;
Background color
Panel with #581df3 background
background-color: #581df3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #581df3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(88, 29, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(88, 29, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #581df3; background: linear-gradient(135deg, #581df3, #E61DF3);