#511cef
a balanced, electric violet · warm · closest name: blue
RGB
81, 28, 239
HSL
255°, 87%, 52%
CMYK
66, 88, 0, 6
Luminance
0.0881
Every format
| HEX | #511cef |
| RGB | rgb(81, 28, 239) |
| HSL | hsl(255, 87%, 52%) |
| CMYK | cmyk(66%, 88%, 0%, 6%) |
| LAB | lab(35.6 71.8 -93.2) |
| LCH | lch(35.6 117.7 307.6) |
| OKLCH | oklch(0.478 0.273 279.9) |
Copy-ready code
/* CSS */
color: #511cef;
background-color: #511cef;
/* Tailwind (arbitrary) */
class="text-[#511cef] bg-[#511cef]"
/* SCSS */
$brand: #511cef;
/* SwiftUI */
Color(red: 0.318, green: 0.110, blue: 0.937)
/* Android */
Color.parseColor("#511cef")Accessibility — WCAG contrast
Aa
#511cef on white: 7.60:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#511cef on black: 2.76:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green11.0%
Blue93.7%
CMYK percentages
Cyan66.1%
Magenta88.3%
Yellow0.0%
Key (black)6.3%
Color previews
#511cef text on a black background
contrast 2.76:1
Card sample
#511cef text on a white background
contrast 7.60:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #511cef;
Background color
Panel with #511cef background
background-color: #511cef;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #511cef;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 28, 239, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 28, 239, 0.45);
Border & gradient
Gradient panel
border: 3px solid #511cef; background: linear-gradient(135deg, #511cef, #DE1CEF);