Red: Bring in sexual passion and energy, health, and vitality. If you're looking to come into your power, red candles will work well.
Orange: For work with the Sacral Chakra and are used for enhancing creative energy. They are also often used in housewarming spells.
Yellow: Bring joy and confidence. They are great for drawing in solar energy and burning away imperfections.
Green: For work with the heart chakra and are great for attracting love. They also can draw abundance and are perfect for money-spells.
Blue: Use to absorb sorrow, enhance communication, and promote sleep and healing. Use in rituals for peace, healing, or communication, or meditate with a blue candle to obtain wisdom from your guides. Represents the ocean and sky.
Purple: Used to enhance psychic powers and are wonderful to burn while reading Tarot or scrying. They can also help you get in touch with the spiritual.
Black: For sucking up and destroying negative energy. Often used in banishing or protection rituals and used in abundance during Samhain rituals and celebration.
White: Perfect for any spell and can be influenced by your intentions quite easily. Try carving your intention into them or rubbing them with oil that matches your intentions.
*Disclaimer Metaphysical claims are based on lore, history, and personal experience and should not take the place of professional medical care.