#175fdf
a balanced, electric blue · cool · closest name: royalblue
RGB
23, 95, 223
HSL
218°, 81%, 48%
CMYK
90, 57, 0, 13
Luminance
0.1369
Every format
| HEX | #175fdf |
| RGB | rgb(23, 95, 223) |
| HSL | hsl(218, 81%, 48%) |
| CMYK | cmyk(90%, 57%, 0%, 13%) |
| LAB | lab(43.8 28.1 -70.8) |
| LCH | lch(43.8 76.2 291.7) |
| OKLCH | oklch(0.525 0.207 261.2) |
Copy-ready code
/* CSS */
color: #175fdf;
background-color: #175fdf;
/* Tailwind (arbitrary) */
class="text-[#175fdf] bg-[#175fdf]"
/* SCSS */
$brand: #175fdf;
/* SwiftUI */
Color(red: 0.090, green: 0.373, blue: 0.875)
/* Android */
Color.parseColor("#175fdf")Accessibility — WCAG contrast
Aa
#175fdf on white: 5.62:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#175fdf on black: 3.74:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green37.3%
Blue87.5%
CMYK percentages
Cyan89.7%
Magenta57.4%
Yellow0.0%
Key (black)12.5%
Color previews
#175fdf text on a black background
contrast 3.74:1
Card sample
#175fdf text on a white background
contrast 5.62:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175fdf;
Background color
Panel with #175fdf background
background-color: #175fdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175fdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 95, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 95, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175fdf; background: linear-gradient(135deg, #175fdf, #5417DF);