The video showcases a cartoon character with a rainbow-colored hat painting a picture of a rainbow on a canvas. The character is wearing a yellow outfit and is surrounded by clouds. A yellow creature with horns is also present, watching the painting process. The sky is blue, and the clouds are white. The character uses a paintbrush to create the rainbow on the canvas, which is placed on an easel. The video is colorful and playful, with the character and creature appearing to be in a joyful mood.