#175b87
a dark, vivid blue · cool · closest name: steelblue
RGB
23, 91, 135
HSL
204°, 71%, 31%
CMYK
83, 33, 0, 47
Luminance
0.0941
Every format
| HEX | #175b87 |
| RGB | rgb(23, 91, 135) |
| HSL | hsl(204, 71%, 31%) |
| CMYK | cmyk(83%, 33%, 0%, 47%) |
| LAB | lab(36.8 -4.2 -30.3) |
| LCH | lch(36.8 30.6 262.2) |
| OKLCH | oklch(0.453 0.097 242.6) |
Copy-ready code
/* CSS */
color: #175b87;
background-color: #175b87;
/* Tailwind (arbitrary) */
class="text-[#175b87] bg-[#175b87]"
/* SCSS */
$brand: #175b87;
/* SwiftUI */
Color(red: 0.090, green: 0.357, blue: 0.529)
/* Android */
Color.parseColor("#175b87")Accessibility — WCAG contrast
Aa
#175b87 on white: 7.28:1
AA ✓ pass · AA-large ✓ · AAA ✓
Aa
#175b87 on black: 2.88:1
AA ✗ fail · AA-large ✗ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green35.7%
Blue52.9%
CMYK percentages
Cyan83.0%
Magenta32.6%
Yellow0.0%
Key (black)47.1%
Color previews
#175b87 text on a black background
contrast 2.88:1
Card sample
#175b87 text on a white background
contrast 7.28:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175b87;
Background color
Panel with #175b87 background
background-color: #175b87;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175b87;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 91, 135, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 91, 135, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175b87; background: linear-gradient(135deg, #175b87, #1E1787);