1) Provide a matrix of all 32 colors and a list of the 16 color terms. Ask people to pick the tile that best matches each color term.

2) Provide the matrix of colored icons/logos that uses the new palate, and the same matrix using the old palate. Ask people to pick the prettier matrix.

I don't think the new palate has any chance of winning the first contest. It might win the second. Perhaps that's the point.