Claude Monet - Subtle contrast between red and green, and creation of green out of grays using relative colors, mid tone through drastic high and low temperature balance, canvas shape allows a lot of background with a close foreground.
The Marsh. Gustav Klimt (July 1862 – February Austrian symbolist painter and one of the most prominent members of the Vienna Secession movement. Noted for his paintings, murals, sketches, and other objets d'art. Klimt's primary subject was the female body