All colors are in alphabetical order, followed by their associations. Read up on your favorite Senshi's color... some of the colors correspond to their respective Senshi extremely well.
Black
Exorcism and protection.
Blue
Beauty, happiness, healing, luck, peace, psychic awareness, and psychic dreams.
Green
Courage, fertility, healing, luck, and money.
Orange
Luck and money.
Pink
Beauty, love, and peace.
Purple
Astral projection, healing, and magical powers.
Red
Courage, exorcism, healing, love, lust, and protection.
Silver
Divination, exorcism, psychic awareness, and psychic dreams.
White
Purification.
Yellow
Astral projection, courage, divination, happiness, magical powers, and psychic awareness.