When is the best shadow?

From six to nine. A shadow is an image reflected on the ground or other objects. From 6 o'clock to 9 o'clock, the light is the softest and brightest moment of the day. These two periods are also called the prime time of photography. Light will lengthen people's shadows and form a charming effect. 6 o'clock to 9 o'clock is the best. A shadow refers to a blurred image.