Explore abstraction(8,615) non-representational(6,161) colour(2,481) geometric(3,072) emotions, concepts and ideas(16,416) formal qualities(12,454) pattern(358) You might like Left Right Untitled [Nineteen Greys C] Bridget Riley 1968 Untitled [Nineteen Greys B] Bridget Riley 1968 Elongated Triangles 5 Bridget Riley 1971 Coloured Greys III Bridget Riley 1972 Coloured Greys I Bridget Riley 1972 Coloured Greys II Bridget Riley 1972 Untitled Bridget Riley 1964 Blaze Bridget Riley 1964 Ra 2 Bridget Riley 1981 Silvered 2 Bridget Riley 1981 Cantus Firmus Bridget Riley 1972–3 Achæan Bridget Riley 1981