Blending Modes: The Hidden Tool That Transforms Composite Images

Blending Modes: The Hidden Tool That Transforms Composite Images I spent three hours last week trying to merge a shadow into a portrait. The layer looked fake, too dark, too obvious. My client would reject it immediately. I had all the technical skills—the mask was perfect, the color was matched—but something fundamental was missing. Then I remembered: I hadn’t touched the blending mode. This is the moment when most compositors make their biggest mistake.