The image is a photograph of a rainbow arching across a white wall. The rainbow is made up of multiple colors, including red, orange, yellow, green, blue, and purple. The colors are arranged in a diagonal line, creating a sense of depth and dimension. The wall appears to be plain and unadorned, with no other objects or decorations in the frame. The image is taken from a low angle, looking up at the rainbow. The overall mood of the image is peaceful and serene.