There are many meanings for various colours.  
When using cloth, candles, cords, ribbon, thread, 
ink and so forth, keep in mind the importance of 
colour.  Here is a brief listing of a few colours and 
how they can be used.  Keep in mind, that this list 
is not complete, experiment and find out what works 
for you.  

BLUE:
     Calmness, healing, tranquility, wisdom, 
     patience, good health, tuning into the 
     water elements

GREEN:
     Physical healing, fertility, luck, money, 
     faerie magick, tuning into earth elements 
     (plants, etc)

YELLOW/GOLD:
     Intelligence, attraction, persuasion, 
     divination, studying, alertness, youthfulness, 
     alertness, memory, attuning to the God/Sun.
PINK:
     Friendship, love, peace, nuturing, honor, 
     morality, 
     
ORANGE:
     Success, attraction, justice, ambition, 

PURPLE:
     Spiritual power, phychic power, serious 
     physical healing, ability, third eye, 
     intuition, divination

BLACK:
     Protection, repelling, binding, absorbing

WHITE: 
     Purity, protection, purification, sincerity, 
     strength

SILVER:
     Divination, astral projection (soul travelling), 
     attuning Lunar events and the Goddess.

COPPER:
     Attune to the God. Healing (especially arthitis).

BROWN:
     Animal  magick, deep Earth magick.