The history of color wheels, color charts, and color solids dates back more than four hundred years. In 1666, English physicist Newton returned to his hometown to avoid the London plague, and through the use of a prism, he discovered the wonderful phenomenon that sunlight can be dispersed into a colorful spectrum, thus revealing the mysteries of light and color. Subsequently, scholars in various fields have put forward unique insights into color, laying the foundation for modern color theory. This series of literature and stories can be referred to on this website's introduction.