#511eb1
a dark, vivid violet · warm · closest name: indigo
RGB
81, 30, 177
HSL
261°, 71%, 41%
CMYK
54, 83, 0, 31
Luminance
0.0585
Every format
| HEX | #511eb1 |
| RGB | rgb(81, 30, 177) |
| HSL | hsl(261, 71%, 41%) |
| CMYK | cmyk(54%, 83%, 0%, 31%) |
| LAB | lab(29.0 55.3 -68.0) |
| LCH | lch(29.0 87.7 309.1) |
| OKLCH | oklch(0.414 0.208 289.5) |
Copy-ready code
/* CSS */
color: #511eb1;
background-color: #511eb1;
/* Tailwind (arbitrary) */
class="text-[#511eb1] bg-[#511eb1]"
/* SCSS */
$brand: #511eb1;
/* SwiftUI */
Color(red: 0.318, green: 0.118, blue: 0.694)
/* Android */
Color.parseColor("#511eb1")Accessibility — WCAG contrast
Aa
#511eb1 on white: 9.68:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#511eb1 on black: 2.17:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green11.8%
Blue69.4%
CMYK percentages
Cyan54.2%
Magenta83.1%
Yellow0.0%
Key (black)30.6%
Color previews
#511eb1 text on a black background
contrast 2.17:1
Card sample
#511eb1 text on a white background
contrast 9.68:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #511eb1;
Background color
Panel with #511eb1 background
background-color: #511eb1;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #511eb1;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 30, 177, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 30, 177, 0.45);
Border & gradient
Gradient panel
border: 3px solid #511eb1; background: linear-gradient(135deg, #511eb1, #B11EAF);