#511cdb
a balanced, electric violet · warm · closest name: blue
RGB
81, 28, 219
HSL
257°, 77%, 48%
CMYK
63, 87, 0, 14
Luminance
0.0769
Every format
| HEX | #511cdb |
| RGB | rgb(81, 28, 219) |
| HSL | hsl(257, 77%, 48%) |
| CMYK | cmyk(63%, 87%, 0%, 14%) |
| LAB | lab(33.3 66.8 -85.6) |
| LCH | lch(33.3 108.5 308.0) |
| OKLCH | oklch(0.456 0.253 282.4) |
Copy-ready code
/* CSS */
color: #511cdb;
background-color: #511cdb;
/* Tailwind (arbitrary) */
class="text-[#511cdb] bg-[#511cdb]"
/* SCSS */
$brand: #511cdb;
/* SwiftUI */
Color(red: 0.318, green: 0.110, blue: 0.859)
/* Android */
Color.parseColor("#511cdb")Accessibility — WCAG contrast
Aa
#511cdb on white: 8.27:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#511cdb on black: 2.54:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green11.0%
Blue85.9%
CMYK percentages
Cyan63.0%
Magenta87.2%
Yellow0.0%
Key (black)14.1%
Color previews
#511cdb text on a black background
contrast 2.54:1
Card sample
#511cdb text on a white background
contrast 8.27:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #511cdb;
Background color
Panel with #511cdb background
background-color: #511cdb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #511cdb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 28, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 28, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #511cdb; background: linear-gradient(135deg, #511cdb, #D01CDB);