Arrangement in Black – No.3 features a woman dressed entirely in black, set against a dark background. The figure is elegantly posed, with her face partially turned away, creating a sense of mystery. The use of black tones dominates the composition, highlighting the textures of the fabric and the subtle play of light.

Whistler’s choice of color and form draws the viewer's attention to the subject's serene expression and poised demeanor. The painting is executed in oil on canvas, showcasing Whistler's skill in handling dark hues and subtle contrasts. The dimensions are approximately 76 x 63 cm, making it a sizable portrait that commands attention. The brushwork is delicate, emphasizing the softness of the woman's features and the intricate details of her attire.

This work exemplifies Whistler's focus on tonal harmony and composition. James Abbott McNeill Whistler was an influential American artist known for his innovative approach to color and composition. Arrangement in Black – No.3 is part of a series of portraits that explore the use of black in art, reflecting Whistler's interest in the interplay of light and shadow. An interesting fact about this work is that it is often regarded as a precursor to modern portraiture, emphasizing mood and atmosphere over strict realism.