ⅰ SMALL ROMAN NUMERAL ONE UTF-8 character with hex code 2170

Using HEX code of SMALL ROMAN NUMERAL ONE in HTML file

<span> &#x2170; </span>

Using Decimal code of SMALL ROMAN NUMERAL ONE in HTML file

<span> &#8560; </span>

Using HEX code of SMALL ROMAN NUMERAL ONE in CSS file for content

span { 
    content: '\2170';
}