White (#ffffff) flag with black (#000000) cross
<a href="//commons.wikimedia.org/wiki/User:Ekips39" class="mw-redirect" title="User:Ekips39">Ekips39</a>
2019-01-06
Own work based on <a href="//commons.wikimedia.org/wiki/File:600px_Bianco_e_Nero_(Croce).png" title="File:600px Bianco e Nero (Croce).png">File:600px Bianco e Nero (Croce).png</a>