#631cd3
a balanced, electric violet · warm · closest name: blue
RGB
99, 28, 211
HSL
263°, 77%, 47%
CMYK
53, 87, 0, 17
Luminance
0.0819
Every format
| HEX | #631cd3 |
| RGB | rgb(99, 28, 211) |
| HSL | hsl(263, 77%, 47%) |
| CMYK | cmyk(53%, 87%, 0%, 17%) |
| LAB | lab(34.4 66.3 -79.2) |
| LCH | lch(34.4 103.3 310.0) |
| OKLCH | oklch(0.465 0.243 290.6) |
Copy-ready code
/* CSS */
color: #631cd3;
background-color: #631cd3;
/* Tailwind (arbitrary) */
class="text-[#631cd3] bg-[#631cd3]"
/* SCSS */
$brand: #631cd3;
/* SwiftUI */
Color(red: 0.388, green: 0.110, blue: 0.827)
/* Android */
Color.parseColor("#631cd3")Accessibility — WCAG contrast
Aa
#631cd3 on white: 7.96:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#631cd3 on black: 2.64:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red38.8%
Green11.0%
Blue82.7%
CMYK percentages
Cyan53.1%
Magenta86.7%
Yellow0.0%
Key (black)17.3%
Color previews
#631cd3 text on a black background
contrast 2.64:1
Card sample
#631cd3 text on a white background
contrast 7.96:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #631cd3;
Background color
Panel with #631cd3 background
background-color: #631cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #631cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(99, 28, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(99, 28, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #631cd3; background: linear-gradient(135deg, #631cd3, #D31CC9);