#3f83fd
a balanced, electric blue · cool · closest name: royalblue
RGB
63, 131, 253
HSL
219°, 98%, 62%
CMYK
75, 48, 0, 1
Luminance
0.2438
Every format
| HEX | #3f83fd |
| RGB | rgb(63, 131, 253) |
| HSL | hsl(219, 98%, 62%) |
| CMYK | cmyk(75%, 48%, 0%, 1%) |
| LAB | lab(56.5 19.9 -66.9) |
| LCH | lch(56.5 69.8 286.6) |
| OKLCH | oklch(0.631 0.195 261.0) |
Copy-ready code
/* CSS */
color: #3f83fd;
background-color: #3f83fd;
/* Tailwind (arbitrary) */
class="text-[#3f83fd] bg-[#3f83fd]"
/* SCSS */
$brand: #3f83fd;
/* SwiftUI */
Color(red: 0.247, green: 0.514, blue: 0.992)
/* Android */
Color.parseColor("#3f83fd")Accessibility — WCAG contrast
Aa
#3f83fd on white: 3.57:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f83fd on black: 5.88:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green51.4%
Blue99.2%
CMYK percentages
Cyan75.1%
Magenta48.2%
Yellow0.0%
Key (black)0.8%
Color previews
#3f83fd text on a black background
contrast 5.88:1
Card sample
#3f83fd text on a white background
contrast 3.57:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f83fd;
Background color
Panel with #3f83fd background
background-color: #3f83fd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f83fd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 131, 253, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 131, 253, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f83fd; background: linear-gradient(135deg, #3f83fd, #7A3FFD);