The image features a cartoon depiction of a white horse with a green mane and tail, standing in front of a vibrant rainbow. The horse appears to be walking towards the rainbow, which is composed of multiple colors, including red, orange, yellow, green, blue, and purple. Above the horse, there is a small white cloud. The background of the image is plain white, which contrasts with the colorful elements of the scene. The overall style of the image is whimsical and child-friendly, with a clear and simple design.