Is there an example of a purple violet?

They are, as colors, in effect, interchangeable though there are blue violets as the songs infer. in different languages Words have different nuance. For example Rose in French means both the flower and the color pink- La Vie En Rose- is ( Life in the Pink, or through rose-colored optimistic lenses. Rosenthal can be translated as either Valley of Roses, or Pink Valley. I can"t help think that Joni Mitchell was thinking a Palisades Amusement park, not directly mentioned in the song ( Big Yellow taxi) but suggested by (Pink Paradise, foot of the parking lot) a pun on the Park"s effective C.E.O. Admiral Rosenthal, lit. Pink Valley!