Colors have messages and special attractiveness which are used separately or in combination with each other. Also you should think about the relation between product and types of packaging in market. In many cases, in addition to knowledge about artistic techniques and psychology of colors, there should be knowledge of protection materials in packaging. Each product should have special color and designer shall have enough knowledge to select a color. Packaging Design is one of the important subdivisions of advertising art and has an important role in economical trend of societies. Exporting products judge based on a good design of packaging not only the quality of products. Color should be used properly. For example, green color based on the situation can indicate decay in one packaging and freshness in others. In selecting the colors for beverage and foods, we can use a color based on the color of the food. For example in selecting the color for tea, light colors can be used. But for tea, dark color can be used also to show quality of product in the mind of consumer. Using related pictures can create a kind of distinguished quality for products. Using colors properly can carry a massage and finding a product in a shop is easy in this way. But in men products, for example, using the least colors can indicate a strong and manhood status. Blue, green and yellow are fresh and live colors in packaging. These colors can be used in packaging mineral water, vegetables and fruits. Using blue color for foot spray can be a proper choice and designer can transfer a feeling of coolness and cleanness.
Also, using bright colors such as pink, blue, and yellow is appropriate for light products. Sometimes golden and silver colors with blue, brown, and gray can be used to create the effect of good quality and charming. These colors can be used for products such as chocolates, perfume, and those products which should be suggested to be expensive. Then we can use a beautiful and proper color to attract customers and increase the sale and it can be as a guarantee for consumers. Finally it should be mentioned that in selecting the color for packaging, the effects on target group shall be considered. For example, this is a packaging for a fertilizer.