Study shows 70% of roller-shutters requests in Western Europe go for grey color When choosing the perfect roller shutters, we can't help but notice the contrast between countries belonging to the Western Europe and Romania. Westerners tend to chose grey anthracite colored roller shutters or other shades of grey (70% of requests) as one MCA review points out. Also, there is a great demand for special colors from the RAL palette, while romanians mostly prefer white / brown roller shutters. However, it seems that the western trend for grey colors is spreading out among romanians since requests for such nuances are increasing.