complexion vs visual aspect

complexion and visual aspect both are nouns.

Word	Noun	Adjective	Verb	Adverb
complexion	Yes	No	Yes	No
visual aspect	Yes	No	No	No

As nouns, visual aspect is a hypernym of complexion; that is, visual aspect is a word with a broader meaning than complexion:

Other hypernyms of complexion include appearance.

complexion (noun)	visual aspect (noun)
the coloring of a person's face	outward or visible aspect of a person or thing
(obsolete) a combination of elements (of dryness and warmth or of the four humors) that was once believed to determine a person's health and temperament
texture and appearance of the skin of the face
a point of view or general attitude or inclination
a combination that results from coupling or interlinking

complexion (verb)	visual aspect (verb)
give a certain color to