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.
刊载于商业性出版物 Earnshaw's Infants' Department 1918年6月号的一篇文章提到： 普遍接受的规则是粉紅色属于男孩，蓝色属于女孩。