Create flat solid-color backgrounds for web design, social media, mockups, and print. Set any width and height, pick a color, and download instantly.Everything runs in your browser—no files are uploaded.How to Use?Choose a color with the picker, hex input, or preset swatches.Set output width and height, or click a size preset.Preview updates live on a transparent checkerboard background.Select download format: PNG, JPEG, WebP, or SVG.Click Download to save the image.Use presets for common colors like white, black, red, blue, green, and yellow.Notes:Default size is 500 × 500 px with a white background.Maximum output size is 8192 × 8192 px (browser canvas limit).PNG and WebP support transparency metadata; JPEG always exports as a flat color fill.SVG output is a lightweight vector rectangle—ideal for scalable web backgrounds.Downloaded files include size and color in the name, e.g. solid-background-1920-1080-red.png or solid-background-1920-1080-7F4848.png (preset colors use English names; custom colors use hex without #).