Do Jedi wear blue?
Do Jedi wear blue? However, there were some Jedi that wore Jedi robes in other colors. Vandar Tokare and Zhar Lestin, for instance, would wear blue robes around the time of the Jedi Civil War, while their contemporary Vrook Lamar wore red robes.
Are Jedi allowed to wear black?
Because all Jedi were allowed to choose. Remember that Luminara Unduli and Barriss Offee wore black robes too. But the reason Anakin chose to wear black robes was because of his defiance towards the Order.
What is forbidden for a Jedi?
Jedi must always cooperate in battle or crisis. Jedi must not have wants; self-reliance must be shown. Jedi are forbidden from ruling others, although by the end of the Republic there was some debate over whether or not this was part of the actual Code. A Jedi Master may not have more than one Padawan.