#645dbb
a balanced, soft blue · warm · closest name: slateblue
RGB
100, 93, 187
HSL
245°, 41%, 55%
CMYK
47, 50, 0, 27
Luminance
0.1413
Every format
| HEX | #645dbb |
| RGB | rgb(100, 93, 187) |
| HSL | hsl(245, 41%, 55%) |
| CMYK | cmyk(47%, 50%, 0%, 27%) |
| LAB | lab(44.4 27.5 -48.9) |
| LCH | lch(44.4 56.1 299.3) |
| OKLCH | oklch(0.532 0.143 283.8) |
Copy-ready code
/* CSS */
color: #645dbb;
background-color: #645dbb;
/* Tailwind (arbitrary) */
class="text-[#645dbb] bg-[#645dbb]"
/* SCSS */
$brand: #645dbb;
/* SwiftUI */
Color(red: 0.392, green: 0.365, blue: 0.733)
/* Android */
Color.parseColor("#645dbb")Accessibility — WCAG contrast
Aa
#645dbb on white: 5.49:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#645dbb on black: 3.83:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green36.5%
Blue73.3%
CMYK percentages
Cyan46.5%
Magenta50.3%
Yellow0.0%
Key (black)26.7%
Color previews
#645dbb text on a black background
contrast 3.83:1
Card sample
#645dbb text on a white background
contrast 5.49:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #645dbb;
Background color
Panel with #645dbb background
background-color: #645dbb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #645dbb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 93, 187, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 93, 187, 0.45);
Border & gradient
Gradient panel
border: 3px solid #645dbb; background: linear-gradient(135deg, #645dbb, #A35DBB);