Black
This is a color of mystery, power, protection, and sophistication. This color belongs to the element water. It can be used in the north, east, and southeast of the space. Its usage should be avoided in the south of the space. It should be used minimally in the children's room, in the main entry area, kitchen, and dining room. The color gray belongs to the family of black and it signifies the element metal. It stands for transition, and should be used in the hallways and waiting rooms.