Blue II
Blue II or Blue 2 may refer to:

Beneteau Blue II, a French catamaran design
Blue II, a solar car made by Blue Sky Solar Racing in 1999
Blue II, a 1961 oil painting by Joan Miró as part of Triptych Bleu I, II, III
Blue II, a brand of disposable razors from Gillette
Butler Blue II, a dog, mascot of Butler University 2004–2013
Brilliant blue FCF, a food colorant also known as CI Food Blue 2
Indigo carmine, a food colorant also known as FD&C Blue 2

See also