#665eee
a light, electric blue · warm · closest name: slateblue
RGB
102, 94, 238
HSL
243°, 81%, 65%
CMYK
57, 61, 0, 7
Luminance
0.1700
Every format
| HEX | #665eee |
| RGB | rgb(102, 94, 238) |
| HSL | hsl(243, 81%, 65%) |
| CMYK | cmyk(57%, 61%, 0%, 7%) |
| LAB | lab(48.3 43.0 -71.8) |
| LCH | lch(48.3 83.7 300.9) |
| OKLCH | oklch(0.572 0.209 279.9) |
Copy-ready code
/* CSS */
color: #665eee;
background-color: #665eee;
/* Tailwind (arbitrary) */
class="text-[#665eee] bg-[#665eee]"
/* SCSS */
$brand: #665eee;
/* SwiftUI */
Color(red: 0.400, green: 0.369, blue: 0.933)
/* Android */
Color.parseColor("#665eee")Accessibility — WCAG contrast
Aa
#665eee on white: 4.77:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#665eee on black: 4.40:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green36.9%
Blue93.3%
CMYK percentages
Cyan57.1%
Magenta60.5%
Yellow0.0%
Key (black)6.7%
Color previews
#665eee text on a black background
contrast 4.40:1
Card sample
#665eee text on a white background
contrast 4.77:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #665eee;
Background color
Panel with #665eee background
background-color: #665eee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #665eee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 94, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 94, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #665eee; background: linear-gradient(135deg, #665eee, #C65EEE);