#643eb2
a balanced, vivid violet · warm · closest name: slateblue
RGB
100, 62, 178
HSL
260°, 48%, 47%
CMYK
44, 65, 0, 30
Luminance
0.0937
Every format
| HEX | #643eb2 |
| RGB | rgb(100, 62, 178) |
| HSL | hsl(260, 48%, 47%) |
| CMYK | cmyk(44%, 65%, 0%, 30%) |
| LAB | lab(36.7 43.2 -56.0) |
| LCH | lch(36.7 70.8 307.6) |
| OKLCH | oklch(0.473 0.175 293.7) |
Copy-ready code
/* CSS */
color: #643eb2;
background-color: #643eb2;
/* Tailwind (arbitrary) */
class="text-[#643eb2] bg-[#643eb2]"
/* SCSS */
$brand: #643eb2;
/* SwiftUI */
Color(red: 0.392, green: 0.243, blue: 0.698)
/* Android */
Color.parseColor("#643eb2")Accessibility — WCAG contrast
Aa
#643eb2 on white: 7.31:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#643eb2 on black: 2.87:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green24.3%
Blue69.8%
CMYK percentages
Cyan43.8%
Magenta65.2%
Yellow0.0%
Key (black)30.2%
Color previews
#643eb2 text on a black background
contrast 2.87:1
Card sample
#643eb2 text on a white background
contrast 7.31:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #643eb2;
Background color
Panel with #643eb2 background
background-color: #643eb2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #643eb2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 62, 178, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 62, 178, 0.45);
Border & gradient
Gradient panel
border: 3px solid #643eb2; background: linear-gradient(135deg, #643eb2, #B23EB2);