A Google Twitter account for Nexus devices (@googlenexus) actually tweeted a screenshot of possibly an update to the Google Dialer app. The Google support tweep was trying to explain a user how to see details of a call log but took a screenshot of a pre-release app.
![The tweeted screenshot of the pre-release Google Dialer app](https://guru-bosesm.c9users.io/wp-content/uploads/2014/04/wpid-googledialerscreenshot6-168x300.png)
The current Google Dialer app is entirely white with minor shades but the picture tweeted showed a blue action bar.
This screenshot shows that Google might be doing a large a major overhaul to either the android design
Just in case you want to know how the current /old Google Dialer looks like, below is a picture
![The Current Google Dialer App](https://guru-bosesm.c9users.io/wp-content/uploads/2014/04/wpid-screenshot_2014-04-22-03-20-572-180x300.png)
Source: Android Police