Uses of Interface
org.bukkit.material.Colorable

Packages that use Colorable 
Package Description
org.bukkit.block
Classes used to manipulate the voxels in a world, including special states.
org.bukkit.entity
Interfaces for non-voxel objects that can exist in a world, including all players, monsters, projectiles, etc.
org.bukkit.material
Classes that represents various voxel types and states.