Yellow Sapphire is known as Pukhraj. The yellow sapphire (topaz) is associated with Jupiter and is preferably used with one red coral. Yellow sapphire, a gem of the corundum family is a twin of ruby and blue sapphire. It is found in yellow, golden, orange colors, as well as in a colorless variety known as white sapphire. However, the best gem is lemon-yellow in color.