Did you know that in the early 20th Century America, pink was generally associated with boys and blue with girls? It wasn’t until the 1940s when the reverse color scheme was accepted.
According to Wikipedia, “an article in the trade publication Earnshaw’s Infants’ Department in June 1918 said, ‘The generally accepted rule is pink for the boys, and blue for the girls. The reason is that pink, being a more decided and stronger color, is more suitable for the boy, while blue, which is more delicate and dainty, is prettier for the girl'”.