色彩論
The composition is balanced and the colours are restricted. Also, both artist shared an interest for painting. Goethe's occupation with painting resulted seven years earlier Goethe's "Theory of Colours" ("Zur Farbenlehre") is a book about the poet's views on the nature of colours and how these are perceived by human beings. He published it in 1810, and it contained detailed descriptions of phenomena such as coloured shadows, refraction, and chromatic aberration.