* Orange, a combination of yellow and red, is considered positive, energetic, enthusiastic and even mischievous. It's the color of creativity and originality, inspiring feelings of warmth and achievement; it's associated with ambition, encouragement, stimulation and new ideas. Orange is said to have an invigorating effect, stimulating mental activity. It is often used to represent excitement, even danger. It can also be used to attract or persuade.