#1771df
a balanced, electric blue · cool · closest name: royalblue
RGB
23, 113, 223
HSL
213°, 81%, 48%
CMYK
90, 49, 0, 13
Luminance
0.1732
Every format
| HEX | #1771df |
| RGB | rgb(23, 113, 223) |
| HSL | hsl(213, 81%, 48%) |
| CMYK | cmyk(90%, 49%, 0%, 13%) |
| LAB | lab(48.7 16.6 -62.9) |
| LCH | lch(48.7 65.0 284.8) |
| OKLCH | oklch(0.562 0.186 257.0) |
Copy-ready code
/* CSS */
color: #1771df;
background-color: #1771df;
/* Tailwind (arbitrary) */
class="text-[#1771df] bg-[#1771df]"
/* SCSS */
$brand: #1771df;
/* SwiftUI */
Color(red: 0.090, green: 0.443, blue: 0.875)
/* Android */
Color.parseColor("#1771df")Accessibility — WCAG contrast
Aa
#1771df on white: 4.70:1
AA ✓ pass · AA-large ✓ · AAA ✗
Aa
#1771df on black: 4.46:1
AA ✗ fail · AA-large ✓ · AAA ✗
true color
protanopia
deuteranopia
tritanopia
RGB percentages
Red9.0%
Green44.3%
Blue87.5%
CMYK percentages
Cyan89.7%
Magenta49.3%
Yellow0.0%
Key (black)12.5%
Color previews
#1771df text on a black background
contrast 4.46:1
Card sample
#1771df text on a white background
contrast 4.70:1
Card sample
CSS3 live lab
Text font color
The quick brown fox
color: #1771df;
Background color
Panel with #1771df background
background-color: #1771df;
Text shadow — hex
Glowing headline
text-shadow: 2px 2px 8px #1771df;
Text shadow — RGB
Soft neon halo
text-shadow: 0 0 14px rgba(23, 113, 223, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(23, 113, 223, 0.45);
Border & gradient
Gradient panel
border: 3px solid #1771df; background: linear-gradient(135deg, #1771df, #4217DF);