#3f6fd0
a balanced, vivid blue · cool · closest name: royalblue
RGB
63, 111, 208
HSL
220°, 61%, 53%
CMYK
70, 47, 0, 18
Luminance
0.1698
Every format
| HEX | #3f6fd0 |
| RGB | rgb(63, 111, 208) |
| HSL | hsl(220, 61%, 53%) |
| CMYK | cmyk(70%, 47%, 0%, 18%) |
| LAB | lab(48.2 16.1 -55.0) |
| LCH | lch(48.2 57.3 286.3) |
| OKLCH | oklch(0.559 0.159 262.6) |
Copy-ready code
/* CSS */
color: #3f6fd0;
background-color: #3f6fd0;
/* Tailwind (arbitrary) */
class="text-[#3f6fd0] bg-[#3f6fd0]"
/* SCSS */
$brand: #3f6fd0;
/* SwiftUI */
Color(red: 0.247, green: 0.435, blue: 0.816)
/* Android */
Color.parseColor("#3f6fd0")Accessibility — WCAG contrast
Aa
#3f6fd0 on white: 4.78:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f6fd0 on black: 4.40:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green43.5%
Blue81.6%
CMYK percentages
Cyan69.7%
Magenta46.6%
Yellow0.0%
Key (black)18.4%
Color previews
#3f6fd0 text on a black background
contrast 4.40:1
Card sample
#3f6fd0 text on a white background
contrast 4.78:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f6fd0;
Background color
Panel with #3f6fd0 background
background-color: #3f6fd0;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f6fd0;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 111, 208, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 111, 208, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f6fd0; background: linear-gradient(135deg, #3f6fd0, #6F3FD0);