Being a centuries-old concept and used successfully over years, chromotherapy is the method of treating diseases using coloured food, coloured clothing, colour saturated oils, coloured water and visible spectrum of electromagnetic radiation. The basis of chromotherapy depends on the fact that illness is caused by an imbalance in the basic chakras of the body. Colour therapy rebalances the chakras using specific colours. Being a part of complementary and alternative medicine systems, it proves to be effective for various systems of the body and affects neurohormonal pathways. Based on the available literature, this review documents the scientific evolution of colour therapy in medicine and dentistry and its various applications. Future studies will establish exactly how chromotherapy promotes wellbeing, owing to technical advancements and the scientific approach. Till then, it is a low-cost, non-invasive treatment option that is worth a go.