#175ab5
a dark, electric blue · cool · closest name: royalblue
RGB
23, 90, 181
HSL
215°, 78%, 40%
CMYK
87, 50, 0, 29
Luminance
0.1083
Every format
| HEX | #175ab5 |
| RGB | rgb(23, 90, 181) |
| HSL | hsl(215, 78%, 40%) |
| CMYK | cmyk(87%, 50%, 0%, 29%) |
| LAB | lab(39.3 14.9 -53.8) |
| LCH | lch(39.3 55.8 285.5) |
| OKLCH | oklch(0.481 0.159 258.0) |
Copy-ready code
/* CSS */
color: #175ab5;
background-color: #175ab5;
/* Tailwind (arbitrary) */
class="text-[#175ab5] bg-[#175ab5]"
/* SCSS */
$brand: #175ab5;
/* SwiftUI */
Color(red: 0.090, green: 0.353, blue: 0.710)
/* Android */
Color.parseColor("#175ab5")Accessibility — WCAG contrast
Aa
#175ab5 on white: 6.63:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#175ab5 on black: 3.17:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green35.3%
Blue71.0%
CMYK percentages
Cyan87.3%
Magenta50.3%
Yellow0.0%
Key (black)29.0%
Color previews
#175ab5 text on a black background
contrast 3.17:1
Card sample
#175ab5 text on a white background
contrast 6.63:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175ab5;
Background color
Panel with #175ab5 background
background-color: #175ab5;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175ab5;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 90, 181, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 90, 181, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175ab5; background: linear-gradient(135deg, #175ab5, #3D17B5);