Image Type With Transparent Background. Instead of each pixel either being transparent or not transparent it can be set to 254 levels of partially transparent allowing some of the background image to show through the foreground image. Free online tool to make transparent background images which instantly removes any background color of image easily.
In this example we convert a non transparent png signature into a transparent digital signature. The original image is a 23 4 kb png image. One color from the indexed color palette is marked as the transparent color.
Simple binary transparency is supported in the gif format.
Simple binary transparency and alpha transparency. Replacing the original background of an image with a transparent one is a task often encountered in web design and photo retouching. Some image formats such as png and tiff also allow partial transparency through an alpha channel which solves the edge limitation problem. This covers most logos and branding icons simple maps charts and diagrams.