Xyshari. Lana.
"A beach with black sands," Lana said, looking around the region. "Well, that's one thing that hasn't changed with the loss of color - the sand is still definitely black," she said.
"Yes, but the water is also almost black, and the sky is grey, and... well, everything else is some shade of grey," Xyshari said, nudging some of the black sand with her foot. "...I swear, every time we find a new color, and then we leave and we can't see it anymore, it just..."