#175ddb
a balanced, electric blue · cool · closest name: royalblue
RGB
23, 93, 219
HSL
219°, 81%, 48%
CMYK
90, 58, 0, 14
Luminance
0.1313
Every format
| HEX | #175ddb |
| RGB | rgb(23, 93, 219) |
| HSL | hsl(219, 81%, 48%) |
| CMYK | cmyk(90%, 58%, 0%, 14%) |
| LAB | lab(43.0 27.9 -69.8) |
| LCH | lch(43.0 75.2 291.8) |
| OKLCH | oklch(0.518 0.204 261.3) |
Copy-ready code
/* CSS */
color: #175ddb;
background-color: #175ddb;
/* Tailwind (arbitrary) */
class="text-[#175ddb] bg-[#175ddb]"
/* SCSS */
$brand: #175ddb;
/* SwiftUI */
Color(red: 0.090, green: 0.365, blue: 0.859)
/* Android */
Color.parseColor("#175ddb")Accessibility — WCAG contrast
Aa
#175ddb on white: 5.79:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#175ddb on black: 3.63:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green36.5%
Blue85.9%
CMYK percentages
Cyan89.5%
Magenta57.5%
Yellow0.0%
Key (black)14.1%
Color previews
#175ddb text on a black background
contrast 3.63:1
Card sample
#175ddb text on a white background
contrast 5.79:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #175ddb;
Background color
Panel with #175ddb background
background-color: #175ddb;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #175ddb;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 93, 219, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 93, 219, 0.45);
Border & gradient
Gradient panel
border: 3px solid #175ddb; background: linear-gradient(135deg, #175ddb, #5417DB);