Originally Posted by
willowwind
It looks like strip sets of 60 degree triangles, graduating colors, set on their side. Shouldn't be hard to do.
I agree, looks like one way you cut you get lights and the other way you get darks. I thought it was a Bargello at first glance. Selecting the color grades will be the most difficult part. Hope you have a design wall. It will make the layout much easier !!