A the true color of gold is yellow platinum is naturally white. White gold rings are composed of gold, alloys, and a rhodium plating which gives it a white look. Every so often you will need to re-dip your gold jewelry to bring back that shiny luster. 14k white gold and 14k yellow gold have the same gold content and purity 58.5% gold, but the alloys in white gold (and the rhodium plating) make it appear white, while the alloys in yellow gold do not.