A simple and clean look with soft earth tones, light brown search box, pale green selection highlight, all on a slight off-white background.
Subtle Earth Tones
Alfred Themes are imported via a URI scheme. So, when you click on the + Import Theme link, the Alfred2 Preferences window will open, asking you if you want to import the theme. There are no files to download, and, also, because of that, themes cannot be auto-updated.