Yellow Gold is available in 14 kt, 18 kt, 22 kt and 24 kt

Yellow Gold is a beautiful warm and rich color.  Like the Color of the Sun. The depth of color comes from the purity or karat of the gold.  The higher there Karat of gold the richer their color and heavier it becomes. 

There are also different tones of Yellow from a reddish Color to a royal Yellow Color to a Greenish undertone.