The ruling planet of Cancer is the Moon. This sign is considered to be the “Great Mother” of the heavens, according to ancient beliefs and in turn their main color is pure silver, grey or an elegant white, just like the moon.
The color silver symbolizes peace and harmony and a sensible thinking mind. White is considered to be a passive color and instills a quality of peace and tranquility. Grey is the medium between white and black and will open doors to subtle mood changes.
Orange is also considered to be a lucky color for Cancers. Green and blue should be avoided by Cancer, as these colors will not produce fruitfulness.
Ruby is the gemstone given to Cancer, and its red color is said to influence their character traits. Red has been documented to draw in success and enhance positive energy. The color is also associated with confidence, integrity and joy.