Sweet Synthwave is a Syntax theme based on Outrun color scheme for sublime text and Pink Pansy syntax theme for Atom.
apm install sweet-synthwave-syntax
You can install the theme and keep up to date by cloning the repo directly into your ~/.atom/packages directory.
git clone https://github.com/stephkeys/sweet-synthwave-syntax.git ~/.atom/packages/sweet-synthwave-syntax
Download using the GitHub .zip download option and unzip them
Move the sweet-synthwave-syntax folder to ~/.atom/packages
Go to Atom -> Preferences, click in the Themes tab, and select Sweet Synthwave in the Syntax Theme dropdown.
Good catch. Let us know what about this package looks wrong to you, and we'll investigate right away.