#511f9b
a dark, vivid violet · warm · closest name: indigo
RGB
81, 31, 155
HSL
264°, 67%, 37%
CMYK
48, 80, 0, 39
Luminance
0.0510
Every format
| HEX | #511f9b |
| RGB | rgb(81, 31, 155) |
| HSL | hsl(264, 67%, 37%) |
| CMYK | cmyk(48%, 80%, 0%, 39%) |
| LAB | lab(27.0 49.1 -58.1) |
| LCH | lch(27.0 76.0 310.2) |
| OKLCH | oklch(0.393 0.183 294.6) |
Copy-ready code
/* CSS */
color: #511f9b;
background-color: #511f9b;
/* Tailwind (arbitrary) */
class="text-[#511f9b] bg-[#511f9b]"
/* SCSS */
$brand: #511f9b;
/* SwiftUI */
Color(red: 0.318, green: 0.122, blue: 0.608)
/* Android */
Color.parseColor("#511f9b")Accessibility — WCAG contrast
Aa
#511f9b on white: 10.40:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#511f9b on black: 2.02:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red31.8%
Green12.2%
Blue60.8%
CMYK percentages
Cyan47.7%
Magenta80.0%
Yellow0.0%
Key (black)39.2%
Color previews
#511f9b text on a black background
contrast 2.02:1
Card sample
#511f9b text on a white background
contrast 10.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #511f9b;
Background color
Panel with #511f9b background
background-color: #511f9b;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #511f9b;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(81, 31, 155, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(81, 31, 155, 0.45);
Border & gradient
Gradient panel
border: 3px solid #511f9b; background: linear-gradient(135deg, #511f9b, #9B1F92);