#660df9
a balanced, electric violet · warm · closest name: blue
RGB
102, 13, 249
HSL
263°, 95%, 51%
CMYK
59, 95, 0, 2
Luminance
0.0995
Every format
| HEX | #660df9 |
| RGB | rgb(102, 13, 249) |
| HSL | hsl(263, 95%, 51%) |
| CMYK | cmyk(59%, 95%, 0%, 2%) |
| LAB | lab(37.8 78.6 -95.3) |
| LCH | lch(37.8 123.5 309.5) |
| OKLCH | oklch(0.501 0.285 286.0) |
Copy-ready code
/* CSS */
color: #660df9;
background-color: #660df9;
/* Tailwind (arbitrary) */
class="text-[#660df9] bg-[#660df9]"
/* SCSS */
$brand: #660df9;
/* SwiftUI */
Color(red: 0.400, green: 0.051, blue: 0.976)
/* Android */
Color.parseColor("#660df9")Accessibility — WCAG contrast
Aa
#660df9 on white: 7.02:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#660df9 on black: 2.99:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green5.1%
Blue97.6%
CMYK percentages
Cyan59.0%
Magenta94.8%
Yellow0.0%
Key (black)2.4%
Color previews
#660df9 text on a black background
contrast 2.99:1
Card sample
#660df9 text on a white background
contrast 7.02:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #660df9;
Background color
Panel with #660df9 background
background-color: #660df9;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #660df9;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 13, 249, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 13, 249, 0.45);
Border & gradient
Gradient panel
border: 3px solid #660df9; background: linear-gradient(135deg, #660df9, #F90DEF);