Earth, hearth, home, outdoors, reliability, comfort, endurance, stability, simplicity, comfort, chocolate, autumn, skin, fascism, stone, and of course, soil.
You can grow a beautiful effect out of the use of the colour brown.
The first recorded use of brown as a color name in English was in 1000_Maerz and Paul A Dictionary of Color New York:1930 McGraw-Hill (Page 191)