How do I change the color theme in contacts?

[AC Question]

How do I change the color theme in contacts

Yesterday, my phone updated to Android 5.0, and now my color theme in contacts is this ugly green with yellow text. How can I change this color?

 

[Harry Maramsin]

Re: How do I change the color theme in contacts

Maybe you must change all phone theme.

 

[CTerrian]

Re: How do I change the color theme in contacts

Maybe you must change all phone theme.

I tried that. It didn't work. :-(