#175b66
a deep, vivid cyan · cool · closest name: darkslategray
RGB
23, 91, 102
HSL
188°, 63%, 25%
CMYK
78, 11, 0, 60
Luminance
0.0862
Every format
| HEX | #175b66 |
| RGB | rgb(23, 91, 102) |
| HSL | hsl(188, 63%, 25%) |
| CMYK | cmyk(78%, 11%, 0%, 60%) |
| LAB | lab(35.3 -16.5 -12.3) |
| LCH | lch(35.3 20.6 216.7) |
| OKLCH | oklch(0.435 0.067 210.8) |
Copy-ready code
/* CSS */
color: #175b66;
background-color: #175b66;
/* Tailwind (arbitrary) */
class="text-[#175b66] bg-[#175b66]"
/* SCSS */
$brand: #175b66;
/* SwiftUI */
Color(red: 0.090, green: 0.357, blue: 0.400)
/* Android */
Color.parseColor("#175b66")Accessibility — WCAG contrast
Aa
#175b66 on white: 7.71:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#175b66 on black: 2.72:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green35.7%
Blue40.0%
CMYK percentages
Cyan77.5%
Magenta10.8%
Yellow0.0%
Key (black)60.0%
Color previews
#175b66 text on a black background
contrast 2.72:1
Card sample
#175b66 text on a white background
contrast 7.71:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175b66;
Background color
Panel with #175b66 background
background-color: #175b66;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175b66;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 91, 102, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 91, 102, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175b66; background: linear-gradient(135deg, #175b66, #172666);