Изменить цвет Action Bar Android Studio
getSupportActionBar().setBackgroundDrawable(new ColorDrawable(getResources().getColor(R.color.red)));
Blue-eyed Beaver
getSupportActionBar().setBackgroundDrawable(new ColorDrawable(getResources().getColor(R.color.red)));
getSherlockActivity().getSupportActionBar().setBackgroundDrawable(new ColorDrawable(0xff00ACED));
mActionBar.setBackgroundDrawable(new ColorDrawable(0xff00DDED));
mActionBar.setDisplayShowTitleEnabled(false);
mActionBar.setDisplayShowTitleEnabled(true);getActionBar()/* or getSupportActionBar() */.setTitle(Html.fromHtml("<font color=\"red\">" + getString(R.string.app_name) + "</font>"));
action bar