#175cf3
a balanced, electric blue · cool · closest name: royalblue
RGB
23, 92, 243
HSL
221°, 90%, 52%
CMYK
91, 62, 0, 5
Luminance
0.1431
Every format
| HEX | #175cf3 |
| RGB | rgb(23, 92, 243) |
| HSL | hsl(221, 90%, 52%) |
| CMYK | cmyk(91%, 62%, 0%, 5%) |
| LAB | lab(44.7 37.6 -80.6) |
| LCH | lch(44.7 89.0 295.0) |
| OKLCH | oklch(0.537 0.235 262.8) |
Copy-ready code
/* CSS */
color: #175cf3;
background-color: #175cf3;
/* Tailwind (arbitrary) */
class="text-[#175cf3] bg-[#175cf3]"
/* SCSS */
$brand: #175cf3;
/* SwiftUI */
Color(red: 0.090, green: 0.361, blue: 0.953)
/* Android */
Color.parseColor("#175cf3")Accessibility — WCAG contrast
Aa
#175cf3 on white: 5.44:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#175cf3 on black: 3.86:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green36.1%
Blue95.3%
CMYK percentages
Cyan90.5%
Magenta62.1%
Yellow0.0%
Key (black)4.7%
Color previews
#175cf3 text on a black background
contrast 3.86:1
Card sample
#175cf3 text on a white background
contrast 5.44:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175cf3;
Background color
Panel with #175cf3 background
background-color: #175cf3;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175cf3;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 92, 243, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 92, 243, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175cf3; background: linear-gradient(135deg, #175cf3, #6517F3);