Red = Love
White = Purity
Blue = Peace
Pink = Prosperity
Green = Wealth
Yellow = Harmony
Purple = Wisdom
 
You can write what you want on each color, the one in photo is just a sample!!!
 
The 7 colors correspond to different intentions as broken down above.  You can use a seven day candle with other spiritual products, such as with condition oils and herbs, but many people also use them alone as a vigil candle.