#166fd4
a balanced, electric blue · cool · closest name: dodgerblue
RGB
22, 111, 212
HSL
212°, 81%, 46%
CMYK
90, 48, 0, 17
Luminance
0.1629
Every format
| HEX | #166fd4 |
| RGB | rgb(22, 111, 212) |
| HSL | hsl(212, 81%, 46%) |
| CMYK | cmyk(90%, 48%, 0%, 17%) |
| LAB | lab(47.4 13.5 -58.7) |
| LCH | lch(47.4 60.3 282.9) |
| OKLCH | oklch(0.550 0.174 255.8) |
Copy-ready code
/* CSS */
color: #166fd4;
background-color: #166fd4;
/* Tailwind (arbitrary) */
class="text-[#166fd4] bg-[#166fd4]"
/* SCSS */
$brand: #166fd4;
/* SwiftUI */
Color(red: 0.086, green: 0.435, blue: 0.831)
/* Android */
Color.parseColor("#166fd4")Accessibility — WCAG contrast
Aa
#166fd4 on white: 4.93:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#166fd4 on black: 4.26:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.6%
Green43.5%
Blue83.1%
CMYK percentages
Cyan89.6%
Magenta47.6%
Yellow0.0%
Key (black)16.9%
Color previews
#166fd4 text on a black background
contrast 4.26:1
Card sample
#166fd4 text on a white background
contrast 4.93:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #166fd4;
Background color
Panel with #166fd4 background
background-color: #166fd4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #166fd4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(22, 111, 212, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(22, 111, 212, 0.45);
Border & gradient
Gradient panel
border: 3px solid #166fd4; background: linear-gradient(135deg, #166fd4, #3C16D4);