The Confederate conflict flag, characteristically famous by its uncommon blue saltire in opposition t a purple box

https://daltonhmgr084.terracolumn.com/posts/from-cotton-to-canvas-the-materials-behind-civil-war-flags-2

The Confederate combat flag, most commonly famous with the aid of its unusual blue saltire towards a purple discipline, became a permanent symbol of Southern delight and historical past, no matter its controversial connotations.