I'm not certain but I think they may be from one of the many Comic Book 2-packs of figures released by Hasbro during the 2007-2010 timeframe. Oddball lightsaber colors sometimes mean that the figure they belong to is based on a comic book depiction of the character, one that isn't as rigidly beholden to Lucasfilm's official colors for costumes, lightsabers and other equipment.
You can always check one of the major collecting websites like Jedi Temple Archives, Yakface or Galactichunter and look at their photo archives. There are weapon identification charts on some of those sites.
You can always check one of the major collecting websites like Jedi Temple Archives, Yakface or Galactichunter and look at their photo archives. There are weapon identification charts on some of those sites.