Color physics: The science of color, particularly the science of light and color perception. Color is defined as a visual sensation caused by the components of light either transmitted or reflected to the receptors in our eye.
handprint : watercolor drying shifts. Paint pigment and water have similar refractive indices, I.e., light bending abilities, resulting in a small amount of scattered white light. Therefore, when watercolor is wet, there is very little scattered white light and the color appears darker and more vibrant than when dry. myb