This book provides the essential foundational knowledge for color design and is particularly useful as preparation for a professional career in the multimedia industry. It focuses specifically on the coloring of digital media. The book introduces the physical principles as well as the relevant areas of color theory and color systems. It also addresses optical and psychological perception. The main part of the book is dedicated to color symbolism, color psychology, and the effects of individual colors, which are explained to the reader through numerous examples. Historical and cultural backgrounds are also explored. Furthermore, the book aims to help the reader effortlessly and intuitively create an appealing color scheme for websites – the foundation for good design.