Dynamic Dummy Image Generator - DummyImage.com Dynamic Dummy Image Generator by Russell Heimlich ( @kingkool68 ) 600x400/000/fff Size / Background Color / Foreground Color . Format png gif jpg & Text Documentation Size width x height Height is optional, if no height is specified the image will be a square. Example: https://dummyimage.com/300 Must be the first option in the url You can specify one dimension and a ratio and dummyimage will calculate the right value. Example: https://dummyimage.com/640x4:3 or https://dummyimage.com/16:9x1080 Colors background color / text color Colors are represented as hex codes (#ffffff is white) Colors always follow the dimensions, https://dummyimage.com/250/ffffff/000000 not https://dummyimage.com/ffffff/250/000000 The first color is always the background color and the second color is the text color. The background color