In Jacques-Louis Leblanc (1774–1846), Jean Auguste Dominique Ingres presents a formal portrait of the subject. The painting features a rich palette of deep blues and warm earth tones, creating a sense of depth and character. The figure is depicted in a three-quarter pose, dressed in elegant attire that reflects the fashion of the early 19th century.

The background is softly rendered, allowing the viewer's focus to remain on the subject's face and expression. The painting is executed in oil on canvas, a common medium for portraits during this period. Ingres employs precise lines and smooth brushwork, characteristic of his Neoclassical style. The attention to detail in the subject's clothing and facial features showcases Ingres' skill in capturing likeness and personality.

The dimensions of the work are approximately 65 x 80 cm, making it a substantial portrait. Jean Auguste Dominique Ingres was a prominent figure in the Neoclassical movement, known for his portraits and historical subjects. This particular work, painted in the 1820s, reflects Ingres' dedication to realism and ideal beauty. An interesting fact about this painting is that it was commissioned by Leblanc himself, highlighting the relationship between artist and patron during this era.

Ingres' ability to convey the character of his subjects has made this portrait a notable example of his oeuvre.