Update device default colors for darker UI

- implement darker UI for improved glanceability
  (while still supporting OEM customization that would provide
   for more color depth/separation)
- fix watch-only resources for associated controls

Bugs: b/69522808
      b/64356423

Change-Id: Ic8475f310f31587087266b2367564811f19b99e4
(cherry picked from commit 97547d905bd40e10f6a5383e99c6821d71a8a91d)
(cherry picked from commit 684a6d328fc5b14cdcf1072cc585b8af1cfcae3e)