Colors are the visual perceptual property that correspond in humans to the categories called red, green, blue, yellow, and so on. The use of color to indicate an arbitrary object/property state must be intuitive, or you will need to provide a color key to go with it. A color is a tricky thing, and you have to use it in the right way, at the right time, with the right target audience, and for the right purpose. Otherwise, a web design can go wrong with too much color, mismatched color schemes, and too many interactive features.
Around the globe, 12% of the population has some form of color-vision deficiency (or color blindness). Therefore, the color scheme or harmony is a very important criterion when selecting the colors. It is recommended that you use a limited number of colors and try to avoid pure primary colors too much, which really dominate in the web design. It is good and sufficient to design a well-balanced website with three to four...