#3f8bdf
a balanced, vivid blue · cool · closest name: dodgerblue
RGB
63, 139, 223
HSL
212°, 71%, 56%
CMYK
72, 38, 0, 13
Luminance
0.2485
Every format
| HEX | #3f8bdf |
| RGB | rgb(63, 139, 223) |
| HSL | hsl(212, 71%, 56%) |
| CMYK | cmyk(72%, 38%, 0%, 13%) |
| LAB | lab(56.9 4.3 -49.5) |
| LCH | lch(56.9 49.7 274.9) |
| OKLCH | oklch(0.629 0.147 253.1) |
Copy-ready code
/* CSS */
color: #3f8bdf;
background-color: #3f8bdf;
/* Tailwind (arbitrary) */
class="text-[#3f8bdf] bg-[#3f8bdf]"
/* SCSS */
$brand: #3f8bdf;
/* SwiftUI */
Color(red: 0.247, green: 0.545, blue: 0.875)
/* Android */
Color.parseColor("#3f8bdf")Accessibility — WCAG contrast
Aa
#3f8bdf on white: 3.52:1
AA ✗ fail · AA-large ✓ · AAA ✗
Aa
#3f8bdf on black: 5.97:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red24.7%
Green54.5%
Blue87.5%
CMYK percentages
Cyan71.7%
Magenta37.7%
Yellow0.0%
Key (black)12.5%
Color previews
#3f8bdf text on a black background
contrast 5.97:1
Card sample
#3f8bdf text on a white background
contrast 3.52:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3f8bdf;
Background color
Panel with #3f8bdf background
background-color: #3f8bdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3f8bdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(63, 139, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(63, 139, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3f8bdf; background: linear-gradient(135deg, #3f8bdf, #5E3FDF);