⦋ LEFT SQUARE BRACKET WITH UNDERBAR UTF-8 character with hex code 298B

Using HEX code of LEFT SQUARE BRACKET WITH UNDERBAR in HTML file

<span> &#x298B; </span>

Using Decimal code of LEFT SQUARE BRACKET WITH UNDERBAR in HTML file

<span> &#10635; </span>

Using HEX code of LEFT SQUARE BRACKET WITH UNDERBAR in CSS file for content

span { 
    content: '\298b';
}