Color Wiring Diagram FINISHED

[Christopher1]

An electrical circuit consists of 3 main wiring components that is live(also known as phase or main), neutral and earth(ground). To distinguish between them different countries use different color code for identification.
In India 3 colors i.e. Red, Blue and Yellow are used for 3 phase live supply, Black is used for neutral and Green or Green with yellow stripes wire is used for earthing(ground) .

Here's a Wikipedia link for electrical wiring. You can go through details and can learn different color codes for wiring in various countries.