#644fd2
a balanced, vivid blue · warm · closest name: slateblue
RGB
100, 79, 210
HSL
250°, 59%, 57%
CMYK
52, 62, 0, 18
Luminance
0.1295
Every format
| HEX | #644fd2 |
| RGB | rgb(100, 79, 210) |
| HSL | hsl(250, 59%, 57%) |
| CMYK | cmyk(52%, 62%, 0%, 18%) |
| LAB | lab(42.7 42.8 -65.0) |
| LCH | lch(42.7 77.8 303.4) |
| OKLCH | oklch(0.524 0.193 284.9) |
Copy-ready code
/* CSS */
color: #644fd2;
background-color: #644fd2;
/* Tailwind (arbitrary) */
class="text-[#644fd2] bg-[#644fd2]"
/* SCSS */
$brand: #644fd2;
/* SwiftUI */
Color(red: 0.392, green: 0.310, blue: 0.824)
/* Android */
Color.parseColor("#644fd2")Accessibility — WCAG contrast
Aa
#644fd2 on white: 5.85:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#644fd2 on black: 3.59:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green31.0%
Blue82.4%
CMYK percentages
Cyan52.4%
Magenta62.4%
Yellow0.0%
Key (black)17.6%
Color previews
#644fd2 text on a black background
contrast 3.59:1
Card sample
#644fd2 text on a white background
contrast 5.85:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #644fd2;
Background color
Panel with #644fd2 background
background-color: #644fd2;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #644fd2;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 79, 210, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 79, 210, 0.45);
Border & gradient
Gradient panel
border: 3px solid #644fd2; background: linear-gradient(135deg, #644fd2, #BB4FD2);