Custom Snackbar

Snackbar customBar = Snackbar.make(view , "Text to be displayed", Snackbar.LENGTH_LONG);
customBar.setAction("UNDO", new View.OnClickListener() {
    @Override
    public void onClick(View view) {
    //Put the logic for undo button here

    }
});

View sbView = customBar.getView();
//Changing background to White
sbView.setBackgroundColor(Color.WHITE));

TextView snackText = (TextView) sbView.findViewById(android.support.design.R.id.snackbar_text); 
if (snackText!=null) {
    //Changing text color to Black
   snackText.setTextColor(Color.BLACK);
}

TextView actionText = (TextView) sbView.findViewById(android.support.design.R.id.snackbar_action);
if (actionText!=null) {
    // Setting custom Undo icon
    actionText.setCompoundDrawablesRelativeWithIntrinsicBounds(R.drawable.custom_undo, 0, 0, 0);
}
customBar.show();