noun, noun which may take the genitive case particle 'no'
light purple; aster purple
A pale purple color reminiscent of the Tartarian aster (紫苑) flower. Used as a noun or with の to modify another noun.
See also: シオン
She was wearing a light purple kimono.
Shion-iro is a color that reminds one of autumn flowers.
From 紫苑 (Tartarian aster) + 色 (color). The color name is based on the pale purple flowers of the plant.