I'm happy with my Ray2. I think the colors look great.
My only issue with it is some red plants struggle to turn red under it. They grow well with the PAR, they just don't turn the color that they do under T5HO or MH.
I have a single Ray2 over my 72 and I get great growth.
72 Bow, Finnex Ray 2 LED Light, Pressurized CO2, GLA Inline Atomic Diffuser, Eheim Ecco Pro 2236, (2) Koralia Nano 240s
BriDroid on APC & APE
k20z3 on DFWFishBox
Brian in Real Life