Famous for his portraits of Amerindian and Afro-Colombian figures, along with Fernando Botero and Alejandro Obregón he is included in the triptych of highly successful Colombian artists of the 20th century. His depictions of individuals of various ethnicities contributed greatly to his global fame, with work exhibited at venues such as the Solomon R. Guggenheim Museum in New York and the Musée National d’Art Moderne in Paris.