As far as I can tell, it works the same as it does in English, referring to all types of artists.
Does that include people who work in "the arts" - musicians, writers, actors, etc.?
Wow. in two decades of speaking Esperanto, I never made a connection between these sxatas and any English word.
Couldn't it be just "Artists like color."? Since in English, color can refer to all colors, and color in general?
Koloro would be a specific colour, like Red or Blue.
Koloraro would be the colour spectrum.
Koloreco is the the concept of colour