⟡ WHITE CONCAVE-SIDED DIAMOND UTF-8 character with hex code 27E1

Using HEX code of WHITE CONCAVE-SIDED DIAMOND in HTML file

<span> &#x27E1; </span>

Using Decimal code of WHITE CONCAVE-SIDED DIAMOND in HTML file

<span> &#10209; </span>

Using HEX code of WHITE CONCAVE-SIDED DIAMOND in CSS file for content

span { 
    content: '\27e1';
}