Euro area:
<div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background: #3472EB;color:#202122;text-align:center;" title="#3472EB"> </div> European states whose currency is the euro</div><div class="legend" style="direction:ltr;line-height:23px;"><div class="legend-content" style="display:inline-block;vertical-align:top;box-sizing:border-box;width:34px;height:23px;overflow:hidden;font-size:15px;border:thin solid #333;background: #3C3;color:#202122;text-align:center;" title="#3C3"> </div> Member states of the European Union with their own national currencies</div>
Original map created by <a href="//commons.wikimedia.org/wiki/User:Mfloryan" title="User:Mfloryan">Mfloryan</a>, modified by <a href="//commons.wikimedia.org/wiki/User:Nablicus" title="User:Nablicus">Nablicus</a>
CC BY-SA 4.0
<a href="//commons.wikimedia.org/wiki/File:Europe-countries-outline-iso-coded-plain.svg" title="File:Europe-countries-outline-iso-coded-plain.svg">Europe-countries-outline-iso-coded-plain.svg</a>