A problem to be solved by the present invention is to reduce workload of setting colors that are most suitable for printing image data. In order to solve the problem, a printing device according to the present invention is a printing device that can be loaded with M color materials, comprising: an acquisition unit that acquires image data; an analysis unit that analyzes the image data acquired by the acquisition unit; and a determination unit that determines, based on the analysis result by the analysis unit, N priority colors from colors of the M color materials where N is a number less than M.