#644eee
a balanced, electric blue · warm · closest name: slateblue
RGB
100, 78, 238
HSL
248°, 83%, 62%
CMYK
58, 67, 0, 7
Luminance
0.1433
Every format
| HEX | #644eee |
| RGB | rgb(100, 78, 238) |
| HSL | hsl(248, 83%, 62%) |
| CMYK | cmyk(58%, 67%, 0%, 7%) |
| LAB | lab(44.7 51.8 -77.6) |
| LCH | lch(44.7 93.3 303.7) |
| OKLCH | oklch(0.545 0.228 282.0) |
Copy-ready code
/* CSS */
color: #644eee;
background-color: #644eee;
/* Tailwind (arbitrary) */
class="text-[#644eee] bg-[#644eee]"
/* SCSS */
$brand: #644eee;
/* SwiftUI */
Color(red: 0.392, green: 0.306, blue: 0.933)
/* Android */
Color.parseColor("#644eee")Accessibility — WCAG contrast
Aa
#644eee on white: 5.43:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#644eee on black: 3.87:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green30.6%
Blue93.3%
CMYK percentages
Cyan58.0%
Magenta67.2%
Yellow0.0%
Key (black)6.7%
Color previews
#644eee text on a black background
contrast 3.87:1
Card sample
#644eee text on a white background
contrast 5.43:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #644eee;
Background color
Panel with #644eee background
background-color: #644eee;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #644eee;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 78, 238, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 78, 238, 0.45);
Border & gradient
Gradient panel
border: 3px solid #644eee; background: linear-gradient(135deg, #644eee, #CF4EEE);