The invention relates to a setting method and device for the application icon color. The setting method for the application icon color comprises the steps that the primary color of a target icon is obtained; according to an original color matching mode of the target icon, the auxiliary color corresponding to the primary color is obtained; the color of the target icon is set according to the primary color and the auxiliary color. The primary color and the auxiliary color of the target icon are obtained, the color of the target icon is set according to the obtained primary color and auxiliary color, the color of the target icon can be set, and the user experience degree is improved.