Blue didn’t even exist for a while!
Our ancestors didn’t perceive the color blue like we do today.
A British scholar named William Gladstone also noticed that in Homer’s The Odyssey, the poet described the sea as wine-dark. There's also evidence that most ancient languages didn't have a word for blue.
Blue was the first color to be synthetically produced.
Egyptian blue was created in 2,200 B.C. They made it by combining limestone and sand with azurite or malachite, and finished it off by adding egg whites or glue to make a long-lasting paint or glaze.
If a woman wore light blue during the Renaissance, it meant she was young and marriageable.