Here's how you can install the GnomishBeige theme in Ubuntu 14.04. This theme will give your Ubuntu 14.04 system a darker, brownish kind of allure. It could work quite well if you prefer a more subdued looking interface in Ubuntu.
1. Open a terminal window.
2. Type in the following commands then hit Enter after each.
sudo add-apt-repository ppa:noobslab/themes
sudo apt-get update
sudo apt-get install gnomishbeige-theme
GnomishBeige theme is designed for GTK 3, Gnome Shell and it is based on adwaita engine, it is available for Gnome Shell 3.4 up to 3.8 version, creator said it is waste of time to make Gnome Shell theme because every new release of Gnome Shell breaks the theme and they have to fix it. GnomishBeige gives brownish flavor to desktop.More at Noobs Lab
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