#6563df
a balanced, vivid blue · warm · closest name: slateblue
RGB
101, 99, 223
HSL
241°, 66%, 63%
CMYK
55, 56, 0, 13
Luminance
0.1702
Every format
| HEX | #6563df |
| RGB | rgb(101, 99, 223) |
| HSL | hsl(241, 66%, 63%) |
| CMYK | cmyk(55%, 56%, 0%, 13%) |
| LAB | lab(48.3 35.1 -63.3) |
| LCH | lch(48.3 72.4 299.0) |
| OKLCH | oklch(0.568 0.184 279.5) |
Copy-ready code
/* CSS */
color: #6563df;
background-color: #6563df;
/* Tailwind (arbitrary) */
class="text-[#6563df] bg-[#6563df]"
/* SCSS */
$brand: #6563df;
/* SwiftUI */
Color(red: 0.396, green: 0.388, blue: 0.875)
/* Android */
Color.parseColor("#6563df")Accessibility — WCAG contrast
Aa
#6563df on white: 4.77:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#6563df on black: 4.40:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.6%
Green38.8%
Blue87.5%
CMYK percentages
Cyan54.7%
Magenta55.6%
Yellow0.0%
Key (black)12.5%
Color previews
#6563df text on a black background
contrast 4.40:1
Card sample
#6563df text on a white background
contrast 4.77:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #6563df;
Background color
Panel with #6563df background
background-color: #6563df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #6563df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(101, 99, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(101, 99, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #6563df; background: linear-gradient(135deg, #6563df, #B863DF);