White - Suggests truthfulness, purity, clean, devotion, mild, and contemporary. White is the best color for a background color on the web. For business it can be refreshing and sterile.
Black - Suggests elegance, boldness, power, authority, seductive, evil, sophistication and classic. Black is the ideal choice for text on a light background. It is hard on the eyes when used as a background on web sites.
Red - Suggests strength, sex, excitement, passion, speed, danger, aggressiveness, and demands attention. In business it is associated with debt. Red is the most emotionally intense color. It stimulates a faster heartbeat and breathing.
Blue - Suggests security, trust, reliability, coolness, faithfulness, belonging, and dignity. Blue is the most popular color. It is the second most popular color. In business it suggests fiscal responsibility and sanctuary.
Green - Suggests abundance, health, fertility, freedom, healing, nature, growth, jealously, and cool. In business it suggests status and wealth. It is the easiest color on the eye.
Brown - Suggests effectiveness, politeness, richness, and helpfulness. Brown is the color of earth, and is abundant in nature.
Gray - Suggests earnestness, authority, and practicality. In business it suggests traditional and conservative.
Pink - Suggests softness, sweet, femininity, well-being, innocence, and nurture.
Purple - Suggests dignity, spirituality, royal, luxury, wealth, authority, mournfulness, and sophistication. In business it is upscale. Purple is favored by the artistic.
Orange - Suggests playfulness, pleasure, cool, warmth, cheer, vibrant, strength, endurance, and ambition.
Yellow - Suggests sunshine, warmth, cheer, happiness, cowardice, and jealousy. In business it is appealing to intellectual types and is good for accents. Yellow enhances concentration, increases metabolism, and is the most difficult color for the eye to take in.
Gold - Suggests expensive, and prestige.
Silver - Suggests cold, scientific, and prestige.