#6666ee
a light, electric blue · warm · closest name: slateblue
RGB
102, 102, 238
HSL
240°, 80%, 67%
CMYK
57, 57, 0, 7
Luminance
0.1850
Every format
| HEX | #6666ee |
| RGB | rgb(102, 102, 238) |
| HSL | hsl(240, 80%, 67%) |
| CMYK | cmyk(57%, 57%, 0%, 7%) |
| LAB | lab(50.1 38.3 -68.8) |
| LCH | lch(50.1 78.7 299.1) |
| OKLCH | oklch(0.585 0.200 278.3) |
Copy-ready code
/* CSS */
color: #6666ee;
background-color: #6666ee;
/* Tailwind (arbitrary) */
class="text-[#6666ee] bg-[#6666ee]"
/* SCSS */
$brand: #6666ee;
/* SwiftUI */
Color(red: 0.400, green: 0.400, blue: 0.933)
/* Android */
Color.parseColor("#6666ee")Accessibility — WCAG contrast
Aa
#6666ee on white: 4.47:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#6666ee on black: 4.70:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.0%
Green40.0%
Blue93.3%
CMYK percentages
Cyan57.1%
Magenta57.1%
Yellow0.0%
Key (black)6.7%
Color previews
#6666ee text on a black background
contrast 4.70:1
Card sample
#6666ee text on a white background
contrast 4.47:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #6666ee;
Background color
Panel with #6666ee background
background-color: #6666ee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #6666ee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(102, 102, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(102, 102, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #6666ee; background: linear-gradient(135deg, #6666ee, #C166EE);