DIAGRAM VIII
DIAGRAM IX
For Key to Numbers see [Diagram VII].
CONTIGUOUS HARMONIES
44. For the lower floor he must arrange his colors so that while they moderate the direct glare of a sunny exposure or brighten the cheerlessness of a north light, they will also form a composition that pleases when seen from a point of common observation.
45. On the upper floors the scale of color should be gradually softened, for the yellow or ivory tints that are pleasing on the first floor would be harsh and glaring where there is greater light. Exterior conditions must be borne always in mind.
46. Recalling that the primary colors are yellow, red and blue, and that the secondary colors are orange, violet and green, and that the tertiary colors are russet, slate and citrine, all with many tints and shades, let us arrange a series of five rooms seriatim, so treating ceiling, side-wall and floor (See [Diagram IX]) that in passing from one room to another they will be in sequence of color harmony—each complete from floor to ceiling and all in harmony along the ceiling lines, the wall lines and the floor lines.