User blog comment:TheBlueRogue/Fire Emblem Awakening Starter Guide/@comment-71.203.101.249-20130301163007/@comment-2229749-20130405194040

An item in an enemy inventory will have one of three colors. Each color has a different meaning White: It's a standard weapon/item. Blue: This weapon has forged properties. Mostly increased Mt and Hit. Green: If the enemy is defeated, you will be able to take this item.