Dandy de muraille sur fond bleu 

This painting by French artist Gaston Chaissac (1910-1964) is a vibrant and colorful depiction of a figure against a blue background. The figure, with a large hat and exaggerated features, is composed of bold, geometric shapes and lines in a style that can be categorized as Art Brut. The artist's use of bright colors and simple forms results in a visually striking and whimsical composition. Chaissac's artwork is known for its intuitive and personal style, which often incorporates themes of childhood, fantasy, and the human condition. The painting is a testament to Chaissac's unique artistic vision and his ability to create powerful imagery through the use of simple means.