#3f79eb
a balanced, electric blue · cool · closest name: royalblue
RGB
63, 121, 235
HSL
220°, 81%, 58%
CMYK
73, 49, 0, 8
Luminance
0.2073
Every format
| HEX | #3f79eb |
| RGB | rgb(63, 121, 235) |
| HSL | hsl(220, 81%, 58%) |
| CMYK | cmyk(73%, 49%, 0%, 8%) |
| LAB | lab(52.6 19.6 -63.1) |
| LCH | lch(52.6 66.1 287.2) |
| OKLCH | oklch(0.598 0.183 262.1) |
Copy-ready code
/* CSS */
color: #3f79eb;
background-color: #3f79eb;
/* Tailwind (arbitrary) */
class="text-[#3f79eb] bg-[#3f79eb]"
/* SCSS */
$brand: #3f79eb;
/* SwiftUI */
Color(red: 0.247, green: 0.475, blue: 0.922)
/* Android */
Color.parseColor("#3f79eb")Accessibility — WCAG contrast
Aa
#3f79eb on white: 4.08:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f79eb on black: 5.15:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green47.5%
Blue92.2%
CMYK percentages
Cyan73.2%
Magenta48.5%
Yellow0.0%
Key (black)7.8%
Color previews
#3f79eb text on a black background
contrast 5.15:1
Card sample
#3f79eb text on a white background
contrast 4.08:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f79eb;
Background color
Panel with #3f79eb background
background-color: #3f79eb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f79eb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 121, 235, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 121, 235, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f79eb; background: linear-gradient(135deg, #3f79eb, #783FEB);