What is achromatic? What is the role in color photography?

1. The word achromatic is simply divided into black and white in color composition. For example, adding white to the primary colors can bring out different shades of pink, light blue and egg yellow, while adding black can bring out brown, brown and dark green. In color photography, black, white and gray parts, such as white sky and gray walls, are collectively called achromatic parts.

2. Increase the visual expression to achieve the desired effect. Contrast pictures, strengthen color contrast and enrich color expression.

Emphasize the color of the picture and set off the overall atmosphere of the picture. Play a role in cracking and balancing.