#831dbb
a dark, vivid violet · warm · closest name: indigo
RGB
131, 29, 187
HSL
279°, 73%, 42%
CMYK
30, 85, 0, 27
Luminance
0.0929
Every format
| HEX | #831dbb |
| RGB | rgb(131, 29, 187) |
| HSL | hsl(279, 73%, 42%) |
| CMYK | cmyk(30%, 85%, 0%, 27%) |
| LAB | lab(36.5 64.7 -61.4) |
| LCH | lch(36.5 89.2 316.5) |
| OKLCH | oklch(0.483 0.225 309.0) |
Copy-ready code
/* CSS */
color: #831dbb;
background-color: #831dbb;
/* Tailwind (arbitrary) */
class="text-[#831dbb] bg-[#831dbb]"
/* SCSS */
$brand: #831dbb;
/* SwiftUI */
Color(red: 0.514, green: 0.114, blue: 0.733)
/* Android */
Color.parseColor("#831dbb")Accessibility — WCAG contrast
Aa
#831dbb on white: 7.35:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#831dbb on black: 2.86:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red51.4%
Green11.4%
Blue73.3%
CMYK percentages
Cyan29.9%
Magenta84.5%
Yellow0.0%
Key (black)26.7%
Color previews
#831dbb text on a black background
contrast 2.86:1
Card sample
#831dbb text on a white background
contrast 7.35:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #831dbb;
Background color
Panel with #831dbb background
background-color: #831dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #831dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(131, 29, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(131, 29, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #831dbb; background: linear-gradient(135deg, #831dbb, #BB1D8A);