public ObjectProperty<Color> titleColorProperty() {
        if (null == titleColor) {
            titleColor  = new ObjectPropertyBase<Color>(_titleColor) {
                @Override protected void invalidated() { fireTileEvent(REDRAW_EVENT); }
                @Override public Object getBean() { return Tile.this; }
                @Override public String getName() { return "titleColor"; }
            };
            _titleColor = null;
        }
        return titleColor;
    }
Defines the color that will be used to colorize the title
of the tile.

@param COLOR
src/main/java/eu/hansolo/tilesfx/Tile.java