colouring vs visual property

colouring and visual property both are nouns.

Word	Noun	Adjective	Verb	Adverb
colouring	Yes	No	No	No
visual property	Yes	No	No	No

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

colouring: a visual attribute of things that results from the light they emit or transmit or reflect
visual property: an attribute of vision

colouring (noun)	visual property (noun)
the act or process of changing the color of something	an attribute of vision
a visual attribute of things that results from the light they emit or transmit or reflect
a digestible substance used to give color to food