Hello Dina,
I was going through my email. I received an email from all people quilt. I notice there is has an article about purple fabric along with some pictures. Maybe this will be of some help.
www.allpeoplequilt.com/projects-ideas/decorating/quilting-color-trend-purple_ss1.html?sssdmh=dm17.443643&esrc=nwapq&email=1650904309
Good luck and keep us updated on the progress of the "purple quilt"! :)
Karen