#633bdf
a balanced, vivid blue · warm · closest name: slateblue
RGB
99, 59, 223
HSL
255°, 72%, 55%
CMYK
56, 74, 0, 13
Luminance
0.1111
Every format
| HEX | #633bdf |
| RGB | rgb(99, 59, 223) |
| HSL | hsl(255, 72%, 55%) |
| CMYK | cmyk(56%, 74%, 0%, 13%) |
| LAB | lab(39.8 57.2 -77.2) |
| LCH | lch(39.8 96.1 306.5) |
| OKLCH | oklch(0.506 0.231 285.9) |
Copy-ready code
/* CSS */
color: #633bdf;
background-color: #633bdf;
/* Tailwind (arbitrary) */
class="text-[#633bdf] bg-[#633bdf]"
/* SCSS */
$brand: #633bdf;
/* SwiftUI */
Color(red: 0.388, green: 0.231, blue: 0.875)
/* Android */
Color.parseColor("#633bdf")Accessibility — WCAG contrast
Aa
#633bdf on white: 6.52:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#633bdf on black: 3.22:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red38.8%
Green23.1%
Blue87.5%
CMYK percentages
Cyan55.6%
Magenta73.5%
Yellow0.0%
Key (black)12.5%
Color previews
#633bdf text on a black background
contrast 3.22:1
Card sample
#633bdf text on a white background
contrast 6.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #633bdf;
Background color
Panel with #633bdf background
background-color: #633bdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #633bdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(99, 59, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(99, 59, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #633bdf; background: linear-gradient(135deg, #633bdf, #D03BDF);