What is the rule of 3 for centerpieces?

The rule of three is followed in interior design and is useful if you're wondering how to design a room, but it's also seen in other areas, such as graphic design and photography. The rule of three works for designing a coffee table, decorating a fireplace mantel, organizing furniture in a room, and much more. The rule of three follows the idea that things ordered in odd numbers are often more visually appealing than grouping things in an even number. Learn about the science and art behind the rule of three, which will make decorating easier and your home almost magically prettier.

This rule can be implemented in many elements of the design, including the color, the location of the decoration and the organization.