Singularly speaking, the bright blue cornflower is known as this "button"
The shock of the bright blue bloom and its accompanying buds saves the 
... close and religiously observant for his inquisitive and singular temperament, .... 
the exhibit's nine themed rooms speak to the young artist's delight in describing... [DOC] [TLE] In Search of the Ineffable - artforum.com / scene & herd [PAR] Dec 18, 2015 ... Of course he'd known firsthand about the museum's collection: I was ..... year: 
Rose Quartz and an ethereal cornflower blue called Serenity.