White
Signifies innocence as that of the beginning student who has no previous knowledge of Taekwon-do
Yellow
Signifies earth from which the plant takes root and sprouts as Taekwon-do foundations are laid
Green
Signifies the plant’s growth as taekwon-do skills begin to develop
Blue
Signifies the heaven towards which the plant matures into a towering tree as training in Taekwon-Do progresses