#175ae4
a balanced, electric blue · cool · closest name: royalblue
RGB
23, 90, 228
HSL
220°, 82%, 49%
CMYK
90, 61, 0, 11
Luminance
0.1310
Every format
| HEX | #175ae4 |
| RGB | rgb(23, 90, 228) |
| HSL | hsl(220, 82%, 49%) |
| CMYK | cmyk(90%, 61%, 0%, 11%) |
| LAB | lab(42.9 33.3 -75.0) |
| LCH | lch(42.9 82.1 293.9) |
| OKLCH | oklch(0.520 0.219 262.4) |
Copy-ready code
/* CSS */
color: #175ae4;
background-color: #175ae4;
/* Tailwind (arbitrary) */
class="text-[#175ae4] bg-[#175ae4]"
/* SCSS */
$brand: #175ae4;
/* SwiftUI */
Color(red: 0.090, green: 0.353, blue: 0.894)
/* Android */
Color.parseColor("#175ae4")Accessibility — WCAG contrast
Aa
#175ae4 on white: 5.80:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#175ae4 on black: 3.62:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green35.3%
Blue89.4%
CMYK percentages
Cyan89.9%
Magenta60.5%
Yellow0.0%
Key (black)10.6%
Color previews
#175ae4 text on a black background
contrast 3.62:1
Card sample
#175ae4 text on a white background
contrast 5.80:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175ae4;
Background color
Panel with #175ae4 background
background-color: #175ae4;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175ae4;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 90, 228, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 90, 228, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175ae4; background: linear-gradient(135deg, #175ae4, #5D17E4);