PROBLEM TO BE SOLVED: To provide a pigment formulation which prevents each of peralgonidin- based pigment, carotenoid-based pigment and phycocyanine-based pigment from discoloration. SOLUTION: The pigment formulation is characterized in that it contains one of peralgonidin-based pigment, carotenioid-based pigment and phycocyanine- based pigment, and proantocyanidin, and has a weight ratio of the above pigment to proantocyanidin of 100:0.1-0.25. Foods and drinks and cosmetics that are colored by the formulation are also presented.