#660cf3
a balanced, electric violet · warm · closest name: blue
RGB
102, 12, 243
HSL
263°, 91%, 50%
CMYK
58, 95, 0, 5
Luminance
0.0956
Every format
| HEX | #660cf3 |
| RGB | rgb(102, 12, 243) |
| HSL | hsl(263, 91%, 50%) |
| CMYK | cmyk(58%, 95%, 0%, 5%) |
| LAB | lab(37.0 77.4 -93.0) |
| LCH | lch(37.0 121.0 309.7) |
| OKLCH | oklch(0.494 0.280 286.9) |
Copy-ready code
/* CSS */
color: #660cf3;
background-color: #660cf3;
/* Tailwind (arbitrary) */
class="text-[#660cf3] bg-[#660cf3]"
/* SCSS */
$brand: #660cf3;
/* SwiftUI */
Color(red: 0.400, green: 0.047, blue: 0.953)
/* Android */
Color.parseColor("#660cf3")Accessibility — WCAG contrast
Aa
#660cf3 on white: 7.21:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#660cf3 on black: 2.91:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green4.7%
Blue95.3%
CMYK percentages
Cyan58.0%
Magenta95.1%
Yellow0.0%
Key (black)4.7%
Color previews
#660cf3 text on a black background
contrast 2.91:1
Card sample
#660cf3 text on a white background
contrast 7.21:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #660cf3;
Background color
Panel with #660cf3 background
background-color: #660cf3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #660cf3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 12, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 12, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #660cf3; background: linear-gradient(135deg, #660cf3, #F30CE6);