Ԗ CAPITAL LETTER RHA UTF-8 character with hex code 0516

Using HEX code of CAPITAL LETTER RHA in HTML file

<span> &#x0516; </span>

Using Decimal code of CAPITAL LETTER RHA in HTML file

<span> &#1302; </span>

Using HEX code of CAPITAL LETTER RHA in CSS file for content

span { 
    content: '\0516';
}