#3f6fda
a balanced, vivid blue · cool · closest name: royalblue
RGB
63, 111, 218
HSL
221°, 68%, 55%
CMYK
71, 49, 0, 15
Luminance
0.1749
Every format
| HEX | #3f6fda |
| RGB | rgb(63, 111, 218) |
| HSL | hsl(221, 68%, 55%) |
| CMYK | cmyk(71%, 49%, 0%, 15%) |
| LAB | lab(48.9 19.7 -59.6) |
| LCH | lch(48.9 62.8 288.3) |
| OKLCH | oklch(0.566 0.172 263.7) |
Copy-ready code
/* CSS */
color: #3f6fda;
background-color: #3f6fda;
/* Tailwind (arbitrary) */
class="text-[#3f6fda] bg-[#3f6fda]"
/* SCSS */
$brand: #3f6fda;
/* SwiftUI */
Color(red: 0.247, green: 0.435, blue: 0.855)
/* Android */
Color.parseColor("#3f6fda")Accessibility — WCAG contrast
Aa
#3f6fda on white: 4.67:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f6fda on black: 4.50:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green43.5%
Blue85.5%
CMYK percentages
Cyan71.1%
Magenta49.1%
Yellow0.0%
Key (black)14.5%
Color previews
#3f6fda text on a black background
contrast 4.50:1
Card sample
#3f6fda text on a white background
contrast 4.67:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f6fda;
Background color
Panel with #3f6fda background
background-color: #3f6fda;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f6fda;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 111, 218, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 111, 218, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f6fda; background: linear-gradient(135deg, #3f6fda, #763FDA);