

From Photoshop 7.0 on it's 2500 px x 2500 px (and 999 px for earlier versions). Second limitation is size: there is a maximum brush size possible.You can make a brush out of a colorful image but converting your document to Grayscale will give you a better idea of what you are doing.Īnything that is white becomes transparent (0% opacity), anything black becomes 100% opaque and any other color turns translucent (opacity somewhere between 0 and 100%).

Photoshop uses gray scale info while defining brushes. And what can be a brush is almost anything. Two basic general features that characterize brushes set limits on what can be successfully turned into a brush.

How to create and define Photoshop Brushes
