#643bfd
a balanced, electric blue · warm · closest name: blue
RGB
100, 59, 253
HSL
253°, 98%, 61%
CMYK
61, 77, 0, 1
Luminance
0.1293
Every format
| HEX | #643bfd |
| RGB | rgb(100, 59, 253) |
| HSL | hsl(253, 98%, 61%) |
| CMYK | cmyk(61%, 77%, 0%, 1%) |
| LAB | lab(42.6 65.6 -89.4) |
| LCH | lch(42.6 110.9 306.3) |
| OKLCH | oklch(0.535 0.264 282.5) |
Copy-ready code
/* CSS */
color: #643bfd;
background-color: #643bfd;
/* Tailwind (arbitrary) */
class="text-[#643bfd] bg-[#643bfd]"
/* SCSS */
$brand: #643bfd;
/* SwiftUI */
Color(red: 0.392, green: 0.231, blue: 0.992)
/* Android */
Color.parseColor("#643bfd")Accessibility — WCAG contrast
Aa
#643bfd on white: 5.86:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#643bfd on black: 3.59:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green23.1%
Blue99.2%
CMYK percentages
Cyan60.5%
Magenta76.7%
Yellow0.0%
Key (black)0.8%
Color previews
#643bfd text on a black background
contrast 3.59:1
Card sample
#643bfd text on a white background
contrast 5.86:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #643bfd;
Background color
Panel with #643bfd background
background-color: #643bfd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #643bfd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 59, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 59, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #643bfd; background: linear-gradient(135deg, #643bfd, #E53BFD);