public void setDateColor(final Color COLOR) {
        if (null == dateColor) {
            _dateColor = COLOR;
            fireTileEvent(REDRAW_EVENT);
        } else {
            if (!dateColor.isBound()) {
                dateColor.set(COLOR);
            }
        }
    }
Defines the color that will be used to colorize the date of the clock
@param COLOR
src/main/java/eu/hansolo/tilesfx/Tile.java