Changed icon color in the settings.

<vector android:autoMirrored="true" android:height="24dp"

    android:tint="#666666" android:viewportHeight="24.0"

    android:viewportWidth="24.0" android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">

<vector android:height="24dp" android:tint="#757575"

    android:viewportHeight="24.0" android:viewportWidth="24.0"

    android:width="24dp" xmlns:android="http://schemas.android.com/apk/res/android">

    <path android:fillColor="#FF000000" android:pathData="M9,4v3h5v12h3L17,7h5L22,4L9,4zM3,12h3v7h3v-7h3L12,9L3,9v3z"/>

</vector>