MAMIE PINK: The iconic decorating color of the 50s, arguably. Ubiquitous in fashion as well as bathrooms and kitchens. The mid-century trend to pink seems to have come directly and irrefutably from Mamie Eisenhower, first lady from 1953 to 1961. Pink was Mamie’s favorite color. She wore a pink gown with 2,000 pink rhinestones to…