Artists create sculptures that appear to change color under different lighting conditions through a combination of advanced materials, optical techniques, and careful design. One common method involves using iridescent or dichroic materials, which refract light at varying angles to produce shifting hues. These specialized coatings or embedded pigments interact with natural or artificial light, creating dynamic visual effects as the viewer moves or the light source changes.

Another approach incorporates layered translucent materials that allow light to penetrate and reflect differently based on intensity and direction. Some artists even integrate LED lighting systems programmed to alter colors gradually, adding a technological dimension to the illusion. The strategic use of textured surfaces can also amplify the effect, as shadows and highlights interact with the sculpture's form.

By mastering these techniques, sculptors transform static objects into ever-evolving artworks that challenge perception and engage audiences in unique sensory experiences. The interplay of light and material becomes an integral part of the artistic statement, blurring the boundaries between object and environment.