One of the best slatwall color that people choose is the knotty pine slatwall. This kind of slatwall is very natural and it is good for most kind of wall and interior designs and color. Knotty pine slatwall is the favorite color of slatwall. Even though it doesn’t really only made of knotty pine, but it uses knotty pine color to the laminate part of the slatwall. People choose this color because it is very light and also refreshing so that they can just put it in various places like in the living room, kitchen, garage or even in your bed and bathroom. Ideas & Inspirations.