#175d8f
a dark, vivid blue · cool · closest name: steelblue
RGB
23, 93, 143
HSL
205°, 72%, 33%
CMYK
84, 35, 0, 44
Luminance
0.0999
Every format
| HEX | #175d8f |
| RGB | rgb(23, 93, 143) |
| HSL | hsl(205, 72%, 33%) |
| CMYK | cmyk(84%, 35%, 0%, 44%) |
| LAB | lab(37.8 -2.3 -33.5) |
| LCH | lch(37.8 33.6 266.2) |
| OKLCH | oklch(0.462 0.105 245.2) |
Copy-ready code
/* CSS */
color: #175d8f;
background-color: #175d8f;
/* Tailwind (arbitrary) */
class="text-[#175d8f] bg-[#175d8f]"
/* SCSS */
$brand: #175d8f;
/* SwiftUI */
Color(red: 0.090, green: 0.365, blue: 0.561)
/* Android */
Color.parseColor("#175d8f")Accessibility — WCAG contrast
Aa
#175d8f on white: 7.00:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#175d8f on black: 3.00:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green36.5%
Blue56.1%
CMYK percentages
Cyan83.9%
Magenta35.0%
Yellow0.0%
Key (black)43.9%
Color previews
#175d8f text on a black background
contrast 3.00:1
Card sample
#175d8f text on a white background
contrast 7.00:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175d8f;
Background color
Panel with #175d8f background
background-color: #175d8f;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175d8f;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 93, 143, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 93, 143, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175d8f; background: linear-gradient(135deg, #175d8f, #21178F);