Ensemble FAB couleur de l'icône

actuel FAB

Je voudrais savoir comment changer la couleur de l'icône de la FAB (Flottant Bouton d'Action) widget fourni par le com.android.support:design:22.2.0 de la bibliothèque du vert au blanc.

style.xml

<resources>
<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
    <item name="colorPrimary">@color/color_primary</item>
    <item name="colorPrimaryDark">@color/color_primary_dark</item>
    <item name="colorAccent">@color/accent</item>

</style>
<color name="color_primary">#00B33C</color>
<color name="color_primary_dark">#006622</color>
<color name="accent">#FFB366</color>

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".MainActivity">

<LinearLayout
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <include android:id="@+id/toolbar" layout="@layout/toolbar" />

    <TextView android:id="@+id/text"
        android:text="@string/hello_world"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginLeft="16dp"
        android:paddingTop="16dp"
        android:textSize="20sp" />

    <android.support.v7.widget.RecyclerView
        android:id="@+id/recycler_view"
        android:scrollbars="vertical"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:paddingLeft="8dp"
        android:paddingRight="8dp"
        android:paddingTop="8dp"
        android:paddingBottom="16dp" />

</LinearLayout>

<android.support.design.widget.FloatingActionButton
    android:id="@+id/fab"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_gravity="end|bottom"
    android:src="@android:drawable/ic_input_add"
    android:layout_margin="24dp"
    app:elevation="6dp"
    app:pressedTranslationZ="12dp"
    app:borderWidth="0dp" />