#3f6cdf
a balanced, vivid blue · cool · closest name: royalblue
RGB
63, 108, 223
HSL
223°, 71%, 56%
CMYK
72, 52, 0, 13
Luminance
0.1711
Every format
| HEX | #3f6cdf |
| RGB | rgb(63, 108, 223) |
| HSL | hsl(223, 71%, 56%) |
| CMYK | cmyk(72%, 52%, 0%, 13%) |
| LAB | lab(48.4 23.4 -63.2) |
| LCH | lch(48.4 67.4 290.3) |
| OKLCH | oklch(0.564 0.183 265.0) |
Copy-ready code
/* CSS */
color: #3f6cdf;
background-color: #3f6cdf;
/* Tailwind (arbitrary) */
class="text-[#3f6cdf] bg-[#3f6cdf]"
/* SCSS */
$brand: #3f6cdf;
/* SwiftUI */
Color(red: 0.247, green: 0.424, blue: 0.875)
/* Android */
Color.parseColor("#3f6cdf")Accessibility — WCAG contrast
Aa
#3f6cdf on white: 4.75:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3f6cdf on black: 4.42:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green42.4%
Blue87.5%
CMYK percentages
Cyan71.7%
Magenta51.6%
Yellow0.0%
Key (black)12.5%
Color previews
#3f6cdf text on a black background
contrast 4.42:1
Card sample
#3f6cdf text on a white background
contrast 4.75:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f6cdf;
Background color
Panel with #3f6cdf background
background-color: #3f6cdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f6cdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 108, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 108, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f6cdf; background: linear-gradient(135deg, #3f6cdf, #7D3FDF);