Check out this Black & White Checkered House! Friedensreich Hundertwasser, the famous Austrian architect and painter, is widely renowned for his revolutionary, colourful architectural designs which incorporate irregular, organic forms, e.g. onion-shaped domes.
Robert Delaunay (1885-1941) was a French artist who, with his wife Sonia Delaunay and others, cofounded the Orphism art movement, noted for its use of strong colours and geometric shapes. His key influence related to bold use of colour, and a clear love of experimentation of both depth and tone.