#640ade
a balanced, electric violet · warm · closest name: blue
RGB
100, 10, 222
HSL
266°, 91%, 46%
CMYK
55, 96, 0, 13
Luminance
0.0820
Every format
| HEX | #640ade |
| RGB | rgb(100, 10, 222) |
| HSL | hsl(266, 91%, 46%) |
| CMYK | cmyk(55%, 96%, 0%, 13%) |
| LAB | lab(34.4 72.8 -85.5) |
| LCH | lch(34.4 112.3 310.4) |
| OKLCH | oklch(0.469 0.261 289.7) |
Copy-ready code
/* CSS */
color: #640ade;
background-color: #640ade;
/* Tailwind (arbitrary) */
class="text-[#640ade] bg-[#640ade]"
/* SCSS */
$brand: #640ade;
/* SwiftUI */
Color(red: 0.392, green: 0.039, blue: 0.871)
/* Android */
Color.parseColor("#640ade")Accessibility — WCAG contrast
Aa
#640ade on white: 7.95:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#640ade on black: 2.64:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green3.9%
Blue87.1%
CMYK percentages
Cyan55.0%
Magenta95.5%
Yellow0.0%
Key (black)12.9%
Color previews
#640ade text on a black background
contrast 2.64:1
Card sample
#640ade text on a white background
contrast 7.95:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #640ade;
Background color
Panel with #640ade background
background-color: #640ade;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #640ade;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 10, 222, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 10, 222, 0.45);
Border & gradient
Gradient panel
border: 3px solid #640ade; background: linear-gradient(135deg, #640ade, #DE0ACB);