#175bdf
a balanced, electric blue · cool · closest name: royalblue
RGB
23, 91, 223
HSL
220°, 81%, 48%
CMYK
90, 59, 0, 13
Luminance
0.1299
Every format
| HEX | #175bdf |
| RGB | rgb(23, 91, 223) |
| HSL | hsl(220, 81%, 48%) |
| CMYK | cmyk(90%, 59%, 0%, 13%) |
| LAB | lab(42.8 30.7 -72.5) |
| LCH | lch(42.8 78.7 293.0) |
| OKLCH | oklch(0.517 0.212 261.9) |
Copy-ready code
/* CSS */
color: #175bdf;
background-color: #175bdf;
/* Tailwind (arbitrary) */
class="text-[#175bdf] bg-[#175bdf]"
/* SCSS */
$brand: #175bdf;
/* SwiftUI */
Color(red: 0.090, green: 0.357, blue: 0.875)
/* Android */
Color.parseColor("#175bdf")Accessibility — WCAG contrast
Aa
#175bdf on white: 5.84:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#175bdf on black: 3.60:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green35.7%
Blue87.5%
CMYK percentages
Cyan89.7%
Magenta59.2%
Yellow0.0%
Key (black)12.5%
Color previews
#175bdf text on a black background
contrast 3.60:1
Card sample
#175bdf text on a white background
contrast 5.84:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175bdf;
Background color
Panel with #175bdf background
background-color: #175bdf;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175bdf;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 91, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 91, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175bdf; background: linear-gradient(135deg, #175bdf, #5817DF);