Below is a list and discussion of colors and their correspondences/meanings.
Red
Passion, fire, courage, strength, power, joy, renewal, energy, health, motivation, desire, ambition, leadership, self-esteem, business deals, combat, confrontation, buying & selling, mechanical things, repairs, hunting.
Pink
Personal success, self-love, personal harmony, friendship, calming, romance, harmony, passion, partnerships, getting a move on, physical energy, sex, action, exercise, surgery, buying, selling & adopting animals, gardening, woodworking, new beginnings, honor, morality, emotions, femininity, breast cancer, homosexuality, compassion, relaxation, infants.
Orange
Relieving depression, feelings of abandonment, increasing opportunities, happiness, mental alertness, breaking down barriers, material gain, kindness, sealing a spell, harvest, strength, dominance, legal matters.
Yellow
Healing, friendship, increase productivity, remove negative thinking, increase creativity, inventiveness, prosperity, self-esteem, beauty, life, humility, intellect.
Gold
Money, inspiration, prosperity, wealth, power.
Green
Increasing love and trust, faeries, general healing, wellness, transformation, new beginnings, prosperity, money, career, employment, hope, immortality, rebirth, garden magic, herbal magic, fertility, luck, courage, change, peace, harmony, relationship success, beauty, soul mates, artistic ability, affection, partnerships, alliances, grace, luxury, social activity, marriage, decorating, cosmetics, gifts, income, gardening, gardeners, architects, artists, cosmetologists, chiropractors, dancers, engineers, entertainers, fashion, models, designers, music, painting, poetry, courtship, dating, household improvements, planning events, shopping.
Blue
Increase wisdom, wealth, joy, opportunity, patience, peace, truth, loyalty, meditation, introspection, insight, happiness, fidelity, remove confusion, the ocean, elevation, calming, long distance travel, higher education, political power, social standing, dealing with foreign cultures/countries, religion, philosophy, forecasting, broadcasting, publicity, expansion, luck, growth, sports, horses, legal matters, doctors, guardians, merchants, police officers, psychologists, charity, self-improvement, research, studying, reading.
Violet/Purple
Clairvoyance, relief of emotional hurt, spiritual protection, heal wounded pride, spirituality, wisdom, increasing psychic powers, meditation, justice, forgiveness, humility, the occult, hidden forces, secret dealings, memory, intelligence, communication, intelligence, education, correspondences, messages, students, merchants, editing, writing, advertising, contracts, kinship, ambition, progress, visiting friends, astrology.
White
Safety, protection, transformation, enlightenment, connection to higher self, becoming more outgoing, relieving shyness, the cycle of life, freedom, health, initiation.
Black
Use in combination with white to represent balance, opposites, union of opposing forces. Divination, beginning, creation, rebirth, absorbing energies, patience, binding, stability, neutralizing forces, material gain, protection, karma, death, manifestation, law, understanding one's limits, overcoming obstacles, challenges, tests, real estate matters, farming, sacrifice, separation, criminals, civil servants, plumbing, justice, wills, debts, discoveries, elders, truth.
Gray/Silver
Divination, secrets, psychic awareness
Brown
Security, friendship, animal magic, nature magic, generosity, fruitfulness, new beginnings, harvest, health of pets & livestock, endurance, grounding, strengthening, solidifying, sound decision making, improved concentration, focus, telepathy, finding lost things, anything to do with animals.
Sources:
I'm pretty sure I got this from Witchipedia but I can no longer find the original link. Copied straight from my own Book of Shadows.