#3967cf
a balanced, vivid blue · cool · closest name: royalblue
RGB
57, 103, 207
HSL
222°, 61%, 52%
CMYK
73, 50, 0, 19
Luminance
0.1508
Every format
| HEX | #3967cf |
| RGB | rgb(57, 103, 207) |
| HSL | hsl(222, 61%, 52%) |
| CMYK | cmyk(73%, 50%, 0%, 19%) |
| LAB | lab(45.7 19.9 -58.4) |
| LCH | lch(45.7 61.7 288.9) |
| OKLCH | oklch(0.539 0.169 263.7) |
Copy-ready code
/* CSS */
color: #3967cf;
background-color: #3967cf;
/* Tailwind (arbitrary) */
class="text-[#3967cf] bg-[#3967cf]"
/* SCSS */
$brand: #3967cf;
/* SwiftUI */
Color(red: 0.224, green: 0.404, blue: 0.812)
/* Android */
Color.parseColor("#3967cf")Accessibility — WCAG contrast
Aa
#3967cf on white: 5.23:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3967cf on black: 4.02:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red22.4%
Green40.4%
Blue81.2%
CMYK percentages
Cyan72.5%
Magenta50.2%
Yellow0.0%
Key (black)18.8%
Color previews
#3967cf text on a black background
contrast 4.02:1
Card sample
#3967cf text on a white background
contrast 5.23:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3967cf;
Background color
Panel with #3967cf background
background-color: #3967cf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3967cf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(57, 103, 207, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(57, 103, 207, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3967cf; background: linear-gradient(135deg, #3967cf, #6F39CF);