The Confederate conflict flag, repeatedly famous by its numerous blue saltire in opposition t a pink container

https://cruzbuxy751.solsticebrief.com/posts/the-evolution-of-civil-war-flags-from-battlefield-to-display-case

The Confederate struggle flag, mostly known through its one-of-a-kind blue saltire opposed to a pink subject, became an enduring image of Southern pride and history, notwithstanding its arguable connotations.