#175657
a deep, vivid cyan · cool · closest name: darkslategray
RGB
23, 86, 87
HSL
181°, 58%, 22%
CMYK
74, 1, 0, 66
Luminance
0.0753
Every format
| HEX | #175657 |
| RGB | rgb(23, 86, 87) |
| HSL | hsl(181, 58%, 22%) |
| CMYK | cmyk(74%, 1%, 0%, 66%) |
| LAB | lab(33.0 -18.9 -6.3) |
| LCH | lch(33.0 19.9 198.6) |
| OKLCH | oklch(0.415 0.062 196.6) |
Copy-ready code
/* CSS */
color: #175657;
background-color: #175657;
/* Tailwind (arbitrary) */
class="text-[#175657] bg-[#175657]"
/* SCSS */
$brand: #175657;
/* SwiftUI */
Color(red: 0.090, green: 0.337, blue: 0.341)
/* Android */
Color.parseColor("#175657")Accessibility — WCAG contrast
Aa
#175657 on white: 8.38:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#175657 on black: 2.51:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green33.7%
Blue34.1%
CMYK percentages
Cyan73.6%
Magenta1.1%
Yellow0.0%
Key (black)65.9%
Color previews
#175657 text on a black background
contrast 2.51:1
Card sample
#175657 text on a white background
contrast 8.38:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175657;
Background color
Panel with #175657 background
background-color: #175657;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175657;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 86, 87, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 86, 87, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175657; background: linear-gradient(135deg, #175657, #172B57);