🏳 White flag UTF-8 character with hex code 1F3F3

Using HEX code of White flag in HTML file

<span> &#x1F3F3; </span>

Using Decimal code of White flag in HTML file

<span> &#127987; </span>

Using HEX code of White flag in CSS file for content

span { 
    content: '\1f3f3';
}