adjectives

"warm" can be considered an adverb in the expression "warm yellow".
I suppose it would be called an adverb of manner. In what way is it yellow? In a warm way. Warm(ly).

(I hope your teacher isn't giving you this type of uselessly baffling puzzle under the guise of teaching you to read, write, and speak English!)

CJ

....this type of uselessly baffling puzzle under the guise of teaching you to read, write, and speak English!

This is the common practice to waste time by native English "teachers"( especially native speakers with no teaching experience) who get paid by the hour. The other method is to pick some words from a pop song and concoct some meanings for them u

In this sense you can consider "yellow" to be a noun. For example:

Two women looking at clothing/wallpaper/paint or similar.

"What do you think of this yellow?"

"I think it's too pale/cold/warm/pink."

I can tell you that artists know what a 'warm' yellow means. It's not all that subjective, and its not adverbial. It is not 'in what way' is it yellow, rather, it is 'what characteristic of' yellow. The name of the color, when it has a particular characteristic applied to it, may be in many cases a noun--as Eimai Anglos says. 'It is a dark yellow.' That is a sickly yellow.' 'Van

DehbaashThis is the common practice to waste time by native English "teachers"( especially native speakers with no teaching experience) who get paid by the hour. The other method is to pick some words from a pop song and concoct some meanings for them under the guise of "getting the feel" of Western culture!!

A couple of my English teachers, who were Chinese,

I keep thinking about this 'warm yellow' question.

Experienced forum members have seemed to agree with CJ that this is a 'uselessly baffling puzzle'. I am curious about the reason, maybe because it has been a long time since I approached writing and speaking English from a conscious memory of grammatical terminology, I had to look it up to re-learn that adjectives do not have as one o