#166cba
a dark, electric blue · cool · closest name: steelblue
RGB
22, 108, 186
HSL
209°, 79%, 41%
CMYK
88, 42, 0, 27
Luminance
0.1444
Every format
| HEX | #166cba |
| RGB | rgb(22, 108, 186) |
| HSL | hsl(209, 79%, 41%) |
| CMYK | cmyk(88%, 42%, 0%, 27%) |
| LAB | lab(44.9 5.2 -47.8) |
| LCH | lch(44.9 48.1 276.2) |
| OKLCH | oklch(0.525 0.144 251.5) |
Copy-ready code
/* CSS */
color: #166cba;
background-color: #166cba;
/* Tailwind (arbitrary) */
class="text-[#166cba] bg-[#166cba]"
/* SCSS */
$brand: #166cba;
/* SwiftUI */
Color(red: 0.086, green: 0.424, blue: 0.729)
/* Android */
Color.parseColor("#166cba")Accessibility — WCAG contrast
Aa
#166cba on white: 5.40:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#166cba on black: 3.89:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.6%
Green42.4%
Blue72.9%
CMYK percentages
Cyan88.2%
Magenta41.9%
Yellow0.0%
Key (black)27.1%
Color previews
#166cba text on a black background
contrast 3.89:1
Card sample
#166cba text on a white background
contrast 5.40:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #166cba;
Background color
Panel with #166cba background
background-color: #166cba;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #166cba;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(22, 108, 186, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(22, 108, 186, 0.45);
Border & gradient
Gradient panel
border: 3px solid #166cba; background: linear-gradient(135deg, #166cba, #2D16BA);