This chapter contains sections titled: Definition of Perylene Pigments Synthesis of Perylenes The Conditioning of Perylene Diimide Pigments Mixed Crystals and Solid Solutions of Perylene Diimide Pigments Drying of Perylene Pigments Physical Chemistry and Color Physics of Perylene Pigments Perylene Pigments and their Applications Perylenes as Functional Colorants Current Producers Pricing Trends and Economics of Use Health, Safety, and Environmental Considerations References