(Left) White tint on red/orange colored plants provides a distinct separation from the yellow and light green ground cover. (Right) White-tinted plants allow for a strong contrast against a darker, two — directional patterned background. (Right) Yellow-tinted green plants are set against a background of a swirl of similar colors with a slight addition of blue. (Left) Use violet and pink ornamental plants against a light green pattern drawn in opposite 45-degree angled direction. (Left) Use light and medium green for the plants against a 45-degree angled pattern of dark green with some yellow. (Left) The green ground cover can be darkened near the edges of the plants to create a stronger value contrast. (Right) The bright yellow tinted plants have a sharp contrast with the violet and light green swirled ground cover. (Right) More contrast is evident with yellow and orange plants against a blue and green swirled ground cover.