WHY DO PRIESTS WEAR DIFFERENT COLOUR VESTMENTS ? Each color has a unique meaning that points beyond itself. Throughout the Church’s liturgical year, priests wear several different colour vestments. The colours are not arbitrary, but reflect a deeper meaning that is meant to point us to a specific spiritual theme. Since ancient times, whenever a priest celebrated the sacrifice of the Mass he would put on a large poncho like garment called a casula (chasuble) that covered his ordinary clothing. Th