This is the corresponding Atom-UI theme to the syntax theme from dankneon.com, which is available here.
Fire up your Terminal and type
apm install dankneon-ui
Or, inside Atom's Settings page select Install and search for dankneon-ui Theme.
Are you enjoying the Dankneon theme? Let us know, also don't hesitate letting us know if you run into bugs or if you have ideas to make it better. 😉