Is blue a bad word?

Is blue a bad word?

Slang authority John Camden Hotten, in his 1859 publication, A Dictionary of Modern Slang, Cant, and Vulgar Words, suggested that the base or indecent connotation of blue had its origins in the French Bibliothèque bleue, popular literature published between the early 17th and mid-18th centuries on low-quality paper … May 25, 2015