Gradations of White - The Mastery Thereof

Dramatic color as in Twilight in the Wilderness below

or

Excruciating Delineation of Hues and Shades

Both are extraordinarily masterful techniques.

Interior of a Church by Emanuel de Witte, 1680

Emmanuel de Witte (Dutch, c. 1617-1692). Interior of a Church, c. 1680. Oil on canvas, 62.0 x 54.0 cm. The Cleveland Museum of Art. Mr. and Mrs. William H. Marlatt Fund 1971.1

http://clemusart.com