function address_mobile_address_bar() {
    $color = "#008509";
    //this is for Chrome, Firefox OS, Opera and Vivaldi
    echo '<meta name="theme-color" content="'.$color.'">';
    //Windows Phone **
    echo '<meta name="msapplication-navbutton-color" content="'.$color.'">';
    // iOS Safari
    echo '<meta name="apple-mobile-web-app-capable" content="yes">';
    echo '<meta name="apple-mobile-web-app-status-bar-style" content="black-translucent">';
}
add_action( 'wp_head', 'address_mobile_address_bar' );