≲ LESS-THAN OR EQUIVALENT TO UTF-8 character with hex code 2272

Using HEX code of LESS-THAN OR EQUIVALENT TO in HTML file

<span> &#x2272; </span>

Using Decimal code of LESS-THAN OR EQUIVALENT TO in HTML file

<span> &#8818; </span>

Using HEX code of LESS-THAN OR EQUIVALENT TO in CSS file for content

span { 
    content: '\2272';
}