Yellow (#f6de14) flag with diagonal top-right to bottom-left black (#000000) stripe
<a href="//commons.wikimedia.org/wiki/User:Ekips39" class="mw-redirect" title="User:Ekips39">Ekips39</a>
2019-01-05
Own work based on <a href="//commons.wikimedia.org/wiki/File:600px_Giallo_e_Nero_Diagonale.png" title="File:600px Giallo e Nero Diagonale.png">File:600px Giallo e Nero Diagonale.png</a>