how did seurat break from impressionist conventions? responses he portrayed casual scenes of carefree parisians enjoying leisure activities. he portrayed casual scenes of carefree parisians enjoying leisure activities. he used thin layers of transparent paint to create carefully blended tonal values. he used thin layers of transparent paint to create carefully blended tonal values. he applied discipline and order to the impressionists' spontaneous use of color. he applied discipline and order to the impressionists' spontaneous use of color. he made unstructured paintings directly from life, without any preparatory sketches.