Dazzle camouflage (yes, that’s where Razzle Dazzle comes from) was used in American and British Navies during World War I and World War II. Dazzle ships were painted in almost Cubist/Op Art patterns,...
That time artists camouflaged WWI battleships with psychedelic paint
Dazzle ships -- You've never seen camouflage like this before!
IJN battleship Nagato
Cleveland class light cruiser USS Duluth (CL-87) off Hampton Roads, Virginia, 10 October 1944.