🐷 Pig face UTF-8 character with hex code 1F437

Using HEX code of Pig face in HTML file

<span> &#x1F437; </span>

Using Decimal code of Pig face in HTML file

<span> &#128055; </span>

Using HEX code of Pig face in CSS file for content

span { 
    content: '\1f437';
}