ISSUE : UI Label,Text & Div Color Changed Automatically after upgrade android version 10

Hello Everyone,

I had developed android application last year for one client. It was working fine only. they had to upgrade android OS version to 10. After that entire application Label ,text ,div background color , toolbar color,content background color are changed automatically. Really Don’t know what is the issue.

**Can anyone please help me the solution to fix it.

Thanks in Advance.

Before :

5 6 7

After :
1 4 3