#660fd3
a dark, electric violet · warm · closest name: blue
RGB
102, 15, 211
HSL
267°, 87%, 44%
CMYK
52, 93, 0, 17
Luminance
0.0787
Every format
| HEX | #660fd3 |
| RGB | rgb(102, 15, 211) |
| HSL | hsl(267, 87%, 44%) |
| CMYK | cmyk(52%, 93%, 0%, 17%) |
| LAB | lab(33.7 69.7 -80.3) |
| LCH | lch(33.7 106.3 311.0) |
| OKLCH | oklch(0.462 0.249 292.4) |
Copy-ready code
/* CSS */
color: #660fd3;
background-color: #660fd3;
/* Tailwind (arbitrary) */
class="text-[#660fd3] bg-[#660fd3]"
/* SCSS */
$brand: #660fd3;
/* SwiftUI */
Color(red: 0.400, green: 0.059, blue: 0.827)
/* Android */
Color.parseColor("#660fd3")Accessibility — WCAG contrast
Aa
#660fd3 on white: 8.16:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#660fd3 on black: 2.57:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green5.9%
Blue82.7%
CMYK percentages
Cyan51.7%
Magenta92.9%
Yellow0.0%
Key (black)17.3%
Color previews
#660fd3 text on a black background
contrast 2.57:1
Card sample
#660fd3 text on a white background
contrast 8.16:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #660fd3;
Background color
Panel with #660fd3 background
background-color: #660fd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #660fd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 15, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 15, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #660fd3; background: linear-gradient(135deg, #660fd3, #D30FBD);