Color4bg is an online tool focused on generating abstract art backgrounds. It uses procedural generation technology to provide various dynamic background styles. Users can customize colors and resolutions and export images or videos according to their needs. The biggest advantage of this tool is that it is completely free and requires no account registration, making it suitable for various design scenarios such as graphic design, web design, and video editing. The developer and designer behind it, Winterx, is committed to providing users with efficient and aesthetically pleasing design resources.