We see man wearing the indigo blue robes distinctive of Saharan people. (your-morocco-tour.com)
If you've gone to any major museum, or bought lots of Christmas cards, you'll probably have noticed that the Madonna is nearly always swathed in beautiful blue robes. (jessicasilvermangallery.com)
His interest in the heritage of art is immense — from the Paleolithic cave paintings of Africa through the ancient Greeks and Romans to the glories of the Italian Renaissance, he calls on his classical birthright for inspiration (including his Madonna's Raphael - like blue robe). (untappedcities.com)