#1b73df
a balanced, electric blue · cool · closest name: royalblue
RGB
27, 115, 223
HSL
213°, 78%, 49%
CMYK
88, 48, 0, 13
Luminance
0.1782
Every format
| HEX | #1b73df |
| RGB | rgb(27, 115, 223) |
| HSL | hsl(213, 78%, 49%) |
| CMYK | cmyk(88%, 48%, 0%, 13%) |
| LAB | lab(49.3 15.5 -61.9) |
| LCH | lch(49.3 63.8 284.1) |
| OKLCH | oklch(0.567 0.183 256.8) |
Copy-ready code
/* CSS */
color: #1b73df;
background-color: #1b73df;
/* Tailwind (arbitrary) */
class="text-[#1b73df] bg-[#1b73df]"
/* SCSS */
$brand: #1b73df;
/* SwiftUI */
Color(red: 0.106, green: 0.451, blue: 0.875)
/* Android */
Color.parseColor("#1b73df")Accessibility — WCAG contrast
Aa
#1b73df on white: 4.60:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1b73df on black: 4.56:1
AA ✓ pass · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red10.6%
Green45.1%
Blue87.5%
CMYK percentages
Cyan87.9%
Magenta48.4%
Yellow0.0%
Key (black)12.5%
Color previews
#1b73df text on a black background
contrast 4.56:1
Card sample
#1b73df text on a white background
contrast 4.60:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1b73df;
Background color
Panel with #1b73df background
background-color: #1b73df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1b73df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(27, 115, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(27, 115, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1b73df; background: linear-gradient(135deg, #1b73df, #461BDF);