Red is associated with energy, war, danger, strength, and passion. It enhances human metabolism and raises blood pressure. Red attracts attention and is used to promote quick decisions or danger. Lighter tones represent love while darker tones represent anger. Orange combines the energy of red and happiness of yellow, representing enthusiasm and creativity. It attracts attention and promotes food and toys. Yellow produces warmth and happiness, attracting attention as used on taxicabs. It promotes leisure but not expensive products. Green symbolizes growth, nature, and money. It suggests safety and is used to promote environmental products. Blue symbolizes trust, stability, and intelligence. It produces calm and is used for air and water products. Purple combines stability and