I find that despite its brightness, it is still easy on the eye. Recently I used Fine Paints of Europe E13-54, a cerulean blue, in a high-gloss finish for a dining room, and it was really stunning.

Wielding paintbrushes dipped in aqua green and cerulean blue acrylic paint, students brushed life into the fish as they swam along a 140-foot concrete wall stretching from the school’s front ...