public ObjectProperty<Color> alarmColorProperty() {
        if (null == alarmColor) {
            alarmColor  = new ObjectPropertyBase<Color>(_alarmColor) {
                @Override protected void invalidated() { fireTileEvent(REDRAW_EVENT); }
                @Override public Object getBean() { return Tile.this; }
                @Override public String getName() { return "alarmColor"; }
            };
            _alarmColor = null;
        }
        return alarmColor;
    }
Defines the color that will be used to colorize the alarm icon
@param COLOR
src/main/java/eu/hansolo/tilesfx/Tile.java