Every object created in GeoGebra has a color property that the user can easily change. Colorcan help identify different objects of the same class. However, if we create lists of objects of thesame class (e.g., a list of circles) and try to change the color of this list, then we notice that allthe objects change color. So how can we create a set of objects of the same class, such that eachelement has a different color? In this article, the author will show an efficient method to colordifferent objects of the same class.