MAC Blue Gaze Nail Lacquer ($16.00 for 0.34 fl. oz.) is described as a "dark periwinkle." It's a bluish purple with a cream finish. At a glance, it's indigo, and when you look more closely, there's a definite, strong blueness to the color. SpaRitual blue Moon is a touch...

MAC Grey Friday Nail Lacquer ($16.00 for 0.34 fl. oz.) is described as a "black matte with silver suede pearl." It's a charcoal black with multi-sized silver shimmer and micro-shimmer. The finish is not quite matte, but it's not glossy. It has that suede-like finish MAC was...