flutter sliverappbar change colors icons
SliverAppBar(
backgroundColor: Colors.white,
expandedHeight: 250,
floating: false,
pinned: true,
iconTheme: const IconThemeData(color: Colors.blueAccent), //<----
flexibleSpace: FlexibleSpaceBar(
centerTitle: true,
title: Container(
alignment: Alignment.bottomCenter,
width: double.infinity,
height: double.infinity,
child: const PhotoAvatarBecary(),
),
),
);