For example, she would avoid using blue in the Northern
quadrant of a room because this "dark upon dark" usage
can create melancholic emotions in occupants.
On the other hand, the Western direction supports more colors
because the light is longest.
The East, with soft light, calls for softer colors - light willow
greens, soft beige, camels, soft yellows. The South, a growth
area, supports the use of reds, yellows and greens and is also
one of the only directions that can accept blue hues.