#684cd3
a balanced, vivid blue · warm · closest name: slateblue
RGB
104, 76, 211
HSL
252°, 61%, 56%
CMYK
51, 64, 0, 17
Luminance
0.1282
Every format
| HEX | #684cd3 |
| RGB | rgb(104, 76, 211) |
| HSL | hsl(252, 61%, 56%) |
| CMYK | cmyk(51%, 64%, 0%, 17%) |
| LAB | lab(42.5 45.5 -65.8) |
| LCH | lch(42.5 80.1 304.7) |
| OKLCH | oklch(0.524 0.198 287.0) |
Copy-ready code
/* CSS */
color: #684cd3;
background-color: #684cd3;
/* Tailwind (arbitrary) */
class="text-[#684cd3] bg-[#684cd3]"
/* SCSS */
$brand: #684cd3;
/* SwiftUI */
Color(red: 0.408, green: 0.298, blue: 0.827)
/* Android */
Color.parseColor("#684cd3")Accessibility — WCAG contrast
Aa
#684cd3 on white: 5.89:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#684cd3 on black: 3.56:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.8%
Green29.8%
Blue82.7%
CMYK percentages
Cyan50.7%
Magenta64.0%
Yellow0.0%
Key (black)17.3%
Color previews
#684cd3 text on a black background
contrast 3.56:1
Card sample
#684cd3 text on a white background
contrast 5.89:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #684cd3;
Background color
Panel with #684cd3 background
background-color: #684cd3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #684cd3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(104, 76, 211, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(104, 76, 211, 0.45);
Border & gradient
Gradient panel
border: 3px solid #684cd3; background: linear-gradient(135deg, #684cd3, #C24CD3);