Arc en ciel Guests checking into the 2x000D star Arc en ciel in Colmar are assured of a warm welcome. The hotel offers on site car parking. Dining is available at the hotel, which has it's own restaurant. Room Features Arc en ciel. Smoking is permitted in certain bedrooms (please specify when booking) and the public areas of the hotel. There are excellent internet access facilities with broadband access via modem or wifi in rooms. Wifi is also available in public areas of the hotel.