Ї CAPITAL LETTER YI UTF-8 character with hex code 0407

Using HEX code of CAPITAL LETTER YI in HTML file

<span> &#x0407; </span>

Using Decimal code of CAPITAL LETTER YI in HTML file

<span> &#1031; </span>

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

span { 
    content: '\0407';
}