≭ NOT EQUIVALENT TO UTF-8 character with hex code 226D

Using HEX code of NOT EQUIVALENT TO in HTML file

<span> &#x226D; </span>

Using Decimal code of NOT EQUIVALENT TO in HTML file

<span> &#8813; </span>

Using HEX code of NOT EQUIVALENT TO in CSS file for content

span { 
    content: '\226d';
}