Koi refers to Amur Carp that are used for decorative purposes in ponds and water garden. The only way to distinguish between different Koi’s is by examining their colors, pattern, and scales. Some of the most common colors are black, white, red, orange, yellow and blue, etc. The Koi Theme comes with beautiful images of different carps. Each image is made up of different colored Koi such as black, red and white extra. Some displays them swimming elegantly while others portray them playing around. This theme will transport you to another world and will mesmerize you.