#6439fd
a balanced, electric blue · warm · closest name: blue
RGB
100, 57, 253
HSL
253°, 98%, 61%
CMYK
61, 78, 0, 1
Luminance
0.1273
Every format
| HEX | #6439fd |
| RGB | rgb(100, 57, 253) |
| HSL | hsl(253, 98%, 61%) |
| CMYK | cmyk(61%, 78%, 0%, 1%) |
| LAB | lab(42.4 66.5 -89.9) |
| LCH | lch(42.4 111.8 306.5) |
| OKLCH | oklch(0.533 0.266 282.7) |
Copy-ready code
/* CSS */
color: #6439fd;
background-color: #6439fd;
/* Tailwind (arbitrary) */
class="text-[#6439fd] bg-[#6439fd]"
/* SCSS */
$brand: #6439fd;
/* SwiftUI */
Color(red: 0.392, green: 0.224, blue: 0.992)
/* Android */
Color.parseColor("#6439fd")Accessibility — WCAG contrast
Aa
#6439fd on white: 5.92:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#6439fd on black: 3.55:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red39.2%
Green22.4%
Blue99.2%
CMYK percentages
Cyan60.5%
Magenta77.5%
Yellow0.0%
Key (black)0.8%
Color previews
#6439fd text on a black background
contrast 3.55:1
Card sample
#6439fd text on a white background
contrast 5.92:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #6439fd;
Background color
Panel with #6439fd background
background-color: #6439fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #6439fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(100, 57, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(100, 57, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #6439fd; background: linear-gradient(135deg, #6439fd, #E739FD);