˚ RING ABOVE UTF-8 character with hex code 02DA

Using HEX code of RING ABOVE in HTML file

<span> &#x02DA; </span>

Using Decimal code of RING ABOVE in HTML file

<span> &#730; </span>

Using HEX code of RING ABOVE in CSS file for content

span { 
    content: '\02da';
}