ultraviolet

skin / the surface / a type

sun / daytime, daylight / day

line / level / beam

paint

Alternative spelling of 塗り

skin

purple

the purple or red-root gromwell, Lithospermum erythrorhizon / the root of the murasaki used as a natural dye / Short for 紫色 (murasaki-iro): the color purple

(historical, colloquial, from 江戸紫 (Edo murasaki, “royal purple”), where the dye is traditionally made in) Edo, the de facto capital of the Tokugawa shogunate