Is there a reason that the colour purple is associated with royalty?

Question

Was there some kind of real-world instance or happening we can point to that caused purple to become the “royal colour”?

In: 51

Answer 1

I’ve always heard it was because traditionally purple dye is very hard to come by. Traditional purple dyes were expensive and only royalty could afford them in large enough amounts to have garments or tapestry dyed purple.