What is an MSW file? An MSW file contains a set of paint swatches created in Corel Painter, an application used to paint digital art. The swatches an MSW file contains appear as rectangles in Painter's Mixer panel. Saving a set of swatches as an MSW file allows artists to easily re-use those swatches in future projects.

More Information The Mixer is a Corel Painter feature that allows users to blend colors and create paint swatches. After a user creates a set of swatches, they can save those swatches as an MSW file. How do I save Corel Painter Mixer swatches as an MSW file? To save a set of Mixer swatches as an MSW file, access Corel Painter's Mixer panel (typically docked in the program's Palette Drawer) and select the sandwich menu icon. Then, choose Save Mixer Colors... .