What did Opie use as a reference for his portraits?

As a reference for his portraits, Opie used a well-known cartoon character. The British artist stated that his inspiration was Tintin, the beloved character created by Belgian cartoonist Hergé. You can see the influence of Hergé's art style in the understated, dot-like facial features of Opie's work. On 1stDibs, explore a collection of Julian Opie art from some of the world's top galleries and dealers.