blurple
adj.— «Dirr is the definitive source on hydrangea culture and has written a wonderful book called “Hydrangeas for American Gardens.” One thing he mentions is the desire by some growers to create new shades that are combinations of the two that are called “blurples.”» —“Landscaping tips” by Harvey Cotten Huntsville Times (Alabama) June 24, 2006. (source: Double-Tongued Dictionary)