Foundation Mixing Pigment Looking to color correct or customize your foundation? With the PRO.color foundation mixers you will have endless possibilities to create new foundation tones and color correction. White: Customize the base by lightening its tone. Perfect for seasonal changes. Yellow: Changes the shade of the foundation to a more golden hue. Perfect for makeups that are too pink or neutral. Orange: changes the shade of the foundation to a warmer shade. Perfect for makeups that are too cold. Blue - Changes the shade of the foundation to a neutral shade. Perfect for makeup that is too warm or yellow.