This package contains custom colormaps that have been used in various astronomical applications, similar to cmocean for oceanography. The colormaps are available as raw data files through the GitHub source repository, or available to use (through this Python package) as matplotlib colormaps.

Also check out these other awesome colormap or color palette projects:

• cmasher
• colorcet
• palettable

cmastro is available via pip, which is the recommended installation method. To install the latest stable version using pip, use:

python -m pip install cmastro

To install the latest development version:

python -m pip install git+https://github.com/adrn/cmastro

cmastro is free software made available under the MIT License. For details see the LICENSE file. Copyright 2021 the contributors.