What technique, meaning 'light-dark', was used to create volume in Renaissance painting? The technique is chiaroscuro, the controlled use of light and dark to model three-dimensional form.
Painters used gradual transitions between illumination and shadow to make bodies, faces, and objects appear solid rather than flat. A rounded cheek, a folded sleeve, or a muscular arm could be given volume by showing how light falls across its surface. The word comes from Italian: 'chiaro' means light and 'scuro' means dark.
Chiaroscuro can describe subtle modelling within a figure, but it can also refer to strong contrasts across an entire composition. Renaissance artists developed the technique as part of a broader interest in natural observation, anatomy, and believable space. It became especially dramatic in Baroque art, where artists often placed brightly lit subjects against deep darkness.
Chiaroscuro is sometimes confused with sfumato, which uses soft, smoky transitions, especially around edges, and with perspective, which creates depth through spatial arrangement. Foreshortening changes the apparent length of forms viewed at an angle. These methods can work together, but chiaroscuro specifically concerns the visual effects of light and shadow.