#166d8d
a dark, vivid cyan · cool · closest name: steelblue
RGB
22, 109, 141
HSL
196°, 73%, 32%
CMYK
84, 23, 0, 45
Luminance
0.1303
Every format
| HEX | #166d8d |
| RGB | rgb(22, 109, 141) |
| HSL | hsl(196, 73%, 32%) |
| CMYK | cmyk(84%, 23%, 0%, 45%) |
| LAB | lab(42.8 -12.8 -24.5) |
| LCH | lch(42.8 27.6 242.5) |
| OKLCH | oklch(0.501 0.092 228.8) |
Copy-ready code
/* CSS */
color: #166d8d;
background-color: #166d8d;
/* Tailwind (arbitrary) */
class="text-[#166d8d] bg-[#166d8d]"
/* SCSS */
$brand: #166d8d;
/* SwiftUI */
Color(red: 0.086, green: 0.427, blue: 0.553)
/* Android */
Color.parseColor("#166d8d")Accessibility — WCAG contrast
Aa
#166d8d on white: 5.82:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#166d8d on black: 3.61:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red8.6%
Green42.7%
Blue55.3%
CMYK percentages
Cyan84.4%
Magenta22.7%
Yellow0.0%
Key (black)44.7%
Color previews
#166d8d text on a black background
contrast 3.61:1
Card sample
#166d8d text on a white background
contrast 5.82:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #166d8d;
Background color
Panel with #166d8d background
background-color: #166d8d;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #166d8d;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(22, 109, 141, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(22, 109, 141, 0.45);
Border & gradient
Gradient panel
border: 3px solid #166d8d; background: linear-gradient(135deg, #166d8d, #161E8D);