In Portrait of a Woman Wearing a Black Dress, the subject is depicted in a striking black dress that contrasts with her fair skin. The background is dark and muted, allowing the figure to stand out prominently. Her expression is serene, and she gazes directly at the viewer, creating a connection.

The use of light highlights her features and the texture of the fabric. The painting is executed in oil on canvas, a common medium during the Dutch Golden Age. The artist employs a realistic style, focusing on the details of the dress and the sitter's face. The dimensions are approximately 70 x 90 cm, making it a relatively large portrait.

The careful brushwork and attention to detail exemplify Maes' skill as a portraitist. Nicolaes Maes was a prominent Dutch painter known for his portraits and genre scenes. This work, created in the 1660s, reflects the influence of Rembrandt, who was Maes' mentor. An interesting fact about this painting is that it showcases the fashion of the time, particularly the use of black clothing, which was popular among the wealthy.

Maes' ability to capture the personality of his subjects contributed to his reputation in the art world.