How to Make a Brown Skin Color With Paint. Part of the series: Oil Painting Techniques. Brown skin colors are mixed with paint by combining whites, greens, browns, reds, yellows and blues to create a base color, a highlight and a shadow color. Understand the nuances of mixing flesh tones with tips from a professional painter in this free video on oil painting. Read more: http://www.ehow.com/video_4997939_make-brown-skin-color-paint.html