White

White symbolizes a stage of purity and innocence of the novice student

Yellow

Yellow symbolizes the earth into which the seed of knowledge is planted and takes root as a foundation of knowledge is being laid

Green

Green symbolizes the tree of knowledge sprouting from the ground

Blue

Blue symbolizes the Heavens toward which the tree of knowledge is reaching

Red

Red symbolizes danger – The student has enough knowledge to do a great deal of harm, but does not yet have complete control

Black

Black symbolizes imperviousness to darkness and fear