How to change text color of AppBar, icon color of FAB universally using theme?

Question

I am able to set the background color of AppBar to Colors.amber. This automatically sets the text color to Black. I am aware of the accessibility i

Answer 1

I used a slightly different technique, I didn't use a theme, I just customized its appearance, so that when I created it looked like this:

appBar: new AppBar(
  iconTheme: IconThemeData(
    color: Colors.white
  ),
  title: const Text('Saved Suggestions', style: TextStyle(
    color: Colors.white
  )),
  backgroundColor: Colors.pink,
),