For on-screen design (web or desktop applications), in areas where there is significant background space visible, a subtle gradient adds a lot to the look of the app/page/image. How many colors (max) ...
How to remove background from an image with Gimp?
What is an acceptable contrast ratio between a foreground and its background?
How can I cut out a foreground object, e.g. a person, from one picture and superimpose it onto a new background without making the edges look bad? The problem I've come across is that if I have for ...