IDKWTF nobody's answered this EASY question yet, but here it is (surprise, surprise- nobody's posted a chart on Google Images):
White is Common
Green is Uncommon
Blue is Rare
Puce is Very Rare
Purple is Alien
Gold is Legendary
Cyan is Unique
Pink is Seraphic
Source: The Gibbed Save Editor...VERY necessary, as there are some stupidly impossible missions. Idiots think it's funny to put stuff where you can't LEGITIMATELY reach it/them.
-Reformed Console Gamer since 1978 (Atari's Pong console—no BS!). PCs izdashizzle!