Skin tone realism combines color accuracy, texture, and shading to recreate natural variation. Start with a base tone that aligns with a lifelike complexion for the intended model, then layer subtle undertones such as blush, cool or warm undertones, and marbling to mimic real skin. Texturing is crucial: pores, gentle micro-scaping, and fine lines help break up flat color and create depth. Blending should be gradual, avoiding abrupt transitions unless stylistically desired. Lighting in photography or display can dramatically affect perceived tone, so ensure the finish looks convincing under natural and artificial light.

Variations add authenticity. Small freckles, veins visible beneath the surface, and color shifts around joints or pressure points reflect how real skin behaves with movement. Consider the effect of heat and humidity on skin tone longevity, and discuss maintenance products that preserve color without accelerating wear. Consistency across body regions matters too; match tones at hands, face, and torso to avoid jarring differences. The goal is to deliver a cohesive, natural spectrum that remains convincing in everyday settings. With careful tone mapping and textured finishes, a custom doll can achieve skin realism that resonates with discerning observers.