From Longman Dictionary of Contemporary Englishpurple with rage/purple in the face etcpurple with rage/purple in the face etcHBHwith a face that is dark red, caused by anger His face turned purple with rage. → purple
Examples from the Corpus
turned purple• Her body turned purple and broke out in enormous blisters.• Daley turned purple and pounded his fist on the lecterns when he later denied the rumor.• It is said that Scheiner, on hearing this in a Rome bookshop, turned purple and shook violently.• Arthur McAlister turned purple from the neck up.• Further tests, this time using aniline as a base, produced a powder that turned purple in alcohol. 