The vivid nature of these colors coupled with the appropriate background can offer excellent contrast. Be cautious when using this color group so as not to overwhelm your content with these eye catching hues.
Cool colors are well suited for conveying a lower key message.
They give a soothing impression of calm and seldom overpower the main content of a page. With a complimentary font color, they offer an effective combination of contrast and color variation. Analogous colors offer a palette of well blending colors that are generally compatible in any combination. You can use this color grouping when you want just enough variation in color to offer separation of the elements without straying too far from your theme. Complimentary colors offer high contrast and should be used with caution.