A Treatise on Colors in Three Parts: Analytical, Synthetic, Hermeneutical, is an outstanding work on color science by Sampaio, Diogo de Carvalho, and others. In their book, they explore in detail the nature of color, its properties, perception and impact on people. The analytical part reveals the physical aspects of color, its chemical composition and interaction with light. The synthetic part explores the psychological aspect of color perception and its influence on emotions and perception. The hermeneutic part examines the symbolic meaning of colors in different cultures and their use in art. This book is an important source of information for artists, designers, psychologists and anyone interested in the world of color.