#175cdd
a balanced, electric blue · cool · closest name: royalblue
RGB
23, 92, 221
HSL
219°, 81%, 48%
CMYK
90, 58, 0, 13
Luminance
0.1306
Every format
| HEX | #175cdd |
| RGB | rgb(23, 92, 221) |
| HSL | hsl(219, 81%, 48%) |
| CMYK | cmyk(90%, 58%, 0%, 13%) |
| LAB | lab(42.9 29.3 -71.2) |
| LCH | lch(42.9 77.0 292.4) |
| OKLCH | oklch(0.518 0.208 261.6) |
Copy-ready code
/* CSS */
color: #175cdd;
background-color: #175cdd;
/* Tailwind (arbitrary) */
class="text-[#175cdd] bg-[#175cdd]"
/* SCSS */
$brand: #175cdd;
/* SwiftUI */
Color(red: 0.090, green: 0.361, blue: 0.867)
/* Android */
Color.parseColor("#175cdd")Accessibility — WCAG contrast
Aa
#175cdd on white: 5.81:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#175cdd on black: 3.61:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green36.1%
Blue86.7%
CMYK percentages
Cyan89.6%
Magenta58.4%
Yellow0.0%
Key (black)13.3%
Color previews
#175cdd text on a black background
contrast 3.61:1
Card sample
#175cdd text on a white background
contrast 5.81:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175cdd;
Background color
Panel with #175cdd background
background-color: #175cdd;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175cdd;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 92, 221, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 92, 221, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175cdd; background: linear-gradient(135deg, #175cdd, #5617DD);