In Arrangement in Flesh Colour and Black; Portrait of Theodore Duret, Whistler presents a seated figure, Theodore Duret, against a dark background. The colors are predominantly warm flesh tones contrasted with deep blacks and browns. Duret is dressed in a black suit, which adds to the somber yet dignified atmosphere of the painting.

The composition is simple, focusing the viewer's attention on the subject's face and expression. The painting is an oil on canvas and measures approximately 60 x 75 cm. Whistler employs a limited color palette, emphasizing the tonal variations in flesh and fabric. The brushwork is smooth and refined, characteristic of Whistler's style during this period.

The use of light subtly highlights Duret's features, creating a sense of depth and realism. James Abbott McNeill Whistler was an American artist known for his contributions to the Realism movement. This portrait, painted in the 1880s, showcases Whistler's innovative approach to color and composition. An interesting fact about this work is that Duret was a close friend and art critic who supported Whistler's career.

The painting reflects their friendship and Whistler's respect for Duret's artistic insights.