Northern Europe's grey, saltwater veil.
Baltic Sea is a neutral grey.
It can be described as neutral, medium, colorless and dark.
Set in white, because white reads best on it.
The Baltic Sea is an arm of the Atlantic Ocean that is enclosed by the countries of Denmark, Estonia, Finland, Germany, Latvia, Lithuania, Poland, Russia, and Sweden. Geophysically, it is surrounded by the Scandinavian Peninsula and the North and Central European Plain regions. It is the world's largest brackish water basin.
Read on WikipediaA sea is a very large body of salty water. The term has two distinct meanings. The first is the interconnected body of seawater that spans most of Earth, known as the sea or the ocean. The second is a named body of water: usually either a marginal sea, or a large, nearly landlocked body of water.
Read on WikipediaProper noun