s|TextInput text color stays gray on focus in iOS

Steps to reproduce:
1. Code

<s:TextInput width="100%" id="searchBar" prompt="Zoeken..." creationComplete="setSearchFocus(event)"/>

protected function setSearchFocus(event:FlexEvent):void
{
focusManager.setFocus(searchBar);
}

2.
3.

Actual Results:

On IOS the text input now has focus, but the text color is gray instead of dark black

Expected Results:

dark text

Workaround (if any):