In a large size this theme can have a powerful impact in any room. Colors can be in a single block, double block or several. The theme can add a statement of bold color or neutral airy space to any room and the examples here show a range of colors and concepts.  Some are arranged to suggest a landscape or can be bold powerful layered color in the same range of blue/green, red/orange or even black. These can have self borders of underpainting to show some contrast with another color.