How to change the cell color in excel

I want to change the background color of the cell according to the value.
I have an itemized list and value which are issued to main stores to branches.
There are different amounts of item value. I want to change the color of each cell according to the value based on the following conditions.
Less than 25,000.00 Yellow
Between 25,000.00 and 50,000 Red
More than 50,000.00 Green
How can I do this?
