#3166ed
a balanced, electric blue · cool · closest name: royalblue
RGB
49, 102, 237
HSL
223°, 84%, 56%
CMYK
79, 57, 0, 7
Luminance
0.1627
Every format
| HEX | #3166ed |
| RGB | rgb(49, 102, 237) |
| HSL | hsl(223, 84%, 56%) |
| CMYK | cmyk(79%, 57%, 0%, 7%) |
| LAB | lab(47.3 30.8 -72.9) |
| LCH | lch(47.3 79.1 292.9) |
| OKLCH | oklch(0.557 0.212 264.3) |
Copy-ready code
/* CSS */
color: #3166ed;
background-color: #3166ed;
/* Tailwind (arbitrary) */
class="text-[#3166ed] bg-[#3166ed]"
/* SCSS */
$brand: #3166ed;
/* SwiftUI */
Color(red: 0.192, green: 0.400, blue: 0.929)
/* Android */
Color.parseColor("#3166ed")Accessibility — WCAG contrast
Aa
#3166ed on white: 4.94:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#3166ed on black: 4.25:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red19.2%
Green40.0%
Blue92.9%
CMYK percentages
Cyan79.3%
Magenta57.0%
Yellow0.0%
Key (black)7.1%
Color previews
#3166ed text on a black background
contrast 4.25:1
Card sample
#3166ed text on a white background
contrast 4.94:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #3166ed;
Background color
Panel with #3166ed background
background-color: #3166ed;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #3166ed;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(49, 102, 237, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(49, 102, 237, 0.45);
Border & gradient
Gradient panel
border: 3px solid #3166ed; background: linear-gradient(135deg, #3166ed, #7931ED);