Ambient light refers to the natural or existing light in a scene that is not created or modified by the photographer. This can include sunlight, daylight, or artificial sources such as tungsten, fluorescent, or LED room lighting. Ambient light plays a crucial role in photography, influencing exposure, mood, color balance, and the overall atmosphere of an image. Understanding and controlling ambient light-through camera settings, reflectors, diffusers, or supplemental lighting-allows photographers to achieve accurate exposures, enhance texture and detail, and create visually compelling compositions in portrait, landscape, and indoor photography.