I want to add color to my gameobject only but for some reason when I add color to my gameobject another gameobject too get same colored(which is in touch with it) .

Hello,I am new to unity so I do not know very much about it to, as you can see my sphere half is different color and other color is of background.
Please help me as i can’t find it’s soln. anywhere in you tube or google.

move your ball object to the above a little.