In Behind the curtain at the ballet, Henri Gervex presents a lively scene filled with vibrant colors. The painting showcases a group of dancers preparing for their performance, dressed in elaborate costumes. The warm hues of the setting create an inviting atmosphere, while the rich textures of the fabrics add depth to the scene.

The curtain, partially drawn, hints at the excitement and anticipation of the performance about to unfold. The painting is executed in oil on canvas, a medium that allows for rich color and detail. Gervex's brushwork is meticulous, capturing the delicate features of the dancers and the intricate patterns of their costumes. The composition draws the viewer's eye towards the center, where the dancers are engaged in their preparations.

This focus on the human figure and the dynamic movement is characteristic of Realism, emphasizing everyday life. Henri Gervex was a prominent figure in the late 19th century, known for his depictions of Parisian life. This work, painted in the 1880s, reflects the artist's fascination with the ballet, a popular cultural phenomenon of the time. Interestingly, Gervex himself was involved in the theatrical world, which likely influenced his portrayal of the ballet.

Today, this painting is housed in the Musee d'Orsay, where it continues to captivate audiences with its lively depiction of the ballet.