#684ddf
a balanced, vivid blue · warm · closest name: slateblue
RGB
104, 77, 223
HSL
251°, 70%, 59%
CMYK
53, 66, 0, 13
Luminance
0.1358
Every format
| HEX | #684ddf |
| RGB | rgb(104, 77, 223) |
| HSL | hsl(251, 70%, 59%) |
| CMYK | cmyk(53%, 66%, 0%, 13%) |
| LAB | lab(43.6 48.5 -70.9) |
| LCH | lch(43.6 85.9 304.4) |
| OKLCH | oklch(0.535 0.211 285.2) |
Copy-ready code
/* CSS */
color: #684ddf;
background-color: #684ddf;
/* Tailwind (arbitrary) */
class="text-[#684ddf] bg-[#684ddf]"
/* SCSS */
$brand: #684ddf;
/* SwiftUI */
Color(red: 0.408, green: 0.302, blue: 0.875)
/* Android */
Color.parseColor("#684ddf")Accessibility — WCAG contrast
Aa
#684ddf on white: 5.65:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#684ddf on black: 3.72:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red40.8%
Green30.2%
Blue87.5%
CMYK percentages
Cyan53.4%
Magenta65.5%
Yellow0.0%
Key (black)12.5%
Color previews
#684ddf text on a black background
contrast 3.72:1
Card sample
#684ddf text on a white background
contrast 5.65:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #684ddf;
Background color
Panel with #684ddf background
background-color: #684ddf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #684ddf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(104, 77, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(104, 77, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #684ddf; background: linear-gradient(135deg, #684ddf, #C94DDF);