#643ec4
a balanced, vivid violet · warm · closest name: slateblue
RGB
100, 62, 196
HSL
257°, 53%, 51%
CMYK
49, 68, 0, 23
Luminance
0.1014
Every format
| HEX | #643ec4 |
| RGB | rgb(100, 62, 196) |
| HSL | hsl(257, 53%, 51%) |
| CMYK | cmyk(49%, 68%, 0%, 23%) |
| LAB | lab(38.1 48.2 -64.3) |
| LCH | lch(38.1 80.4 306.8) |
| OKLCH | oklch(0.487 0.197 290.2) |
Copy-ready code
/* CSS */
color: #643ec4;
background-color: #643ec4;
/* Tailwind (arbitrary) */
class="text-[#643ec4] bg-[#643ec4]"
/* SCSS */
$brand: #643ec4;
/* SwiftUI */
Color(red: 0.392, green: 0.243, blue: 0.769)
/* Android */
Color.parseColor("#643ec4")Accessibility — WCAG contrast
Aa
#643ec4 on white: 6.94:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#643ec4 on black: 3.03:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green24.3%
Blue76.9%
CMYK percentages
Cyan49.0%
Magenta68.4%
Yellow0.0%
Key (black)23.1%
Color previews
#643ec4 text on a black background
contrast 3.03:1
Card sample
#643ec4 text on a white background
contrast 6.94:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #643ec4;
Background color
Panel with #643ec4 background
background-color: #643ec4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #643ec4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 62, 196, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 62, 196, 0.45);
Border & gradient
Gradient panel
border: 3px solid #643ec4; background: linear-gradient(135deg, #643ec4, #BD3EC4);