Navy Blue and Black
This is my favorite persona/lightweight theme. The dark background with white icons and text increases contrast. The texture means that it looks cool without being intrusive. All in all, it's perfect.
Rated 5 out of 5 stars by Firefox-fan7 on December 9, 2014
Rated 5 out of 5 stars by Yellowman99 on October 10, 2014
Rated 5 out of 5 stars by Spartanin117 on October 22, 2012