Hi Chandan,
First, create a bar chart as required per your requirement.
![](https://www.edureka.co/community/?qa=blob&qa_blobid=2742654403507060565)
Go to Format tab and go to data colors.
You can see : image next to the title. Click on it and then click on Conditional Formatting.
Now edit the colors and the condition for colors.
![](https://www.edureka.co/community/?qa=blob&qa_blobid=4069783251978627535)
Click ok.
![](https://www.edureka.co/community/?qa=blob&qa_blobid=8432697684595601309)