If companies select blue in food and drink, it will be associated with chemical products and cleansing materials. That is, blue is appropriate to the technology sector such as GE, IBM, and NOKIA. Some participants consider black and white to represent professional and specialized products, especially for cosmetics. Green has the sense of nature and is associated with trees and leaves, which conveys health and environment. This research considers color as the media to affect consumer perception. Utilizing appropriate colors not only obtains a positive evaluation and trustworthiness, but also reveals the basis of brand authority.