In this piece by the American landscape painter, Raymond Dabb Yelland, the rocky foreground is roughly equal in area to the muted tones of the background sea and sky, forming a kind of Yin Yang composition. The small rock in the waves on the left helps marry the two halves. It's always good to add a little of the Yin in the Yang, and vice versa.
Some Thoughts on Painting
15 hours ago