Theme GnomishBeige in Ubuntu 14.04/13.10/12.04 and Linux Mint 16/14/13

 GnomishBeige

Theme GnomishBeige is designed for 3 GTK, Gnome Shell and is based on the engine of Advaita.

GnomishBeige adds beige tint on your desktop and should appeal to those who love the bright interiors.
To change the theme, you can use tools such as: Unity Tweak Tool, Gnome-Tweak-Tool, Ubuntu Tweak or standart Appearence Preference

Here is the theme GnomishBeige on my desktop in Linux mint 16 mate:

GnomishBeige

To install a theme GnomishBeige:
Open a terminal (Ctrl+Alt+T), copy and execute the following commands:

sudo add-apt-repository ppa:noobslab/themes
sudo apt-get update
sudo apt-get install gnomishbeige-theme

Deleting topics GnomishBeige:

If the theme you do not like, you can delete it with the repository with the following commands:

sudo add-apt-repository --remove ppa:noobslab/themes
sudo apt-get update
sudo apt-get remove gnomishbeige-theme

Good luck.