1. Add Vitality
Of the seven colors in the light spectrum (red, orange, yellow, green, blue, indigo, violet), the hot colors of red, orange and yellow are full of energy. Use these bright and invigorating colors in your kitchen, exercise room and the other spaces in your house where energy and activity are their primary function. Yellow, for example, is associated with the energy of a bright and sunny day, and who doesn't want a cheerful kitchen?