Science of Colors Red Stimulating, lively, aggressive, impulsive, demanding, excitement and courage. Yellow Enlightenment, spiritual, highly, imaginative, idealistic, cheerful, confidence and friendliness. Brown Conscientious, reliable, honesty, dependable, seriousness, warmth and earthiness. Blue Serene, mentally calming, cooling, comfort, harmonious, conservative and aloofness. Green Refreshment, harmony, environmental awareness, peace, tranquillity, stability and affectionate. Purple Spiritual, luxury, sensuality, sensitive, creative, artistic and passionate. Orange Jovial, fun cheerful, comfort, warmth, sensuality and passion. Pink Tranquillity, femininity, love, caring, warmth and nurturing. White Simplicity, purity, serenity, efficiency and sophistication, enlightenment and innocence. Grey Dedicated, articulate, careful and neutrality, no nonsense and committed. Black Sophistication, seriousness, glamour, substance, efficiency, mysterious and coldness.