The adjective-noun construction in the English language is characterized by the use of adjectives to modify and describe nouns, thereby providing additional information about the noun's characteristics, qualities, or attributes. This construction is fundamental to forming clear and descriptive sentences in English.

The "color" of the adjective-noun construction can be understood in terms of its function and the information it conveys. Adjectives in this construction add color to the language by providing a more vivid and detailed description of the noun. For instance, in the sentence "The bright red apple," the adjective "bright" adds color to the noun "apple," indicating its color and possibly its shine or luster.

Data from linguistic studies support the importance of the adjective-noun construction in English. According to a study by the University of Cambridge, adjectives are among the most frequently used parts of speech in English, with a significant number of them being used in adjective-noun constructions. This indicates the prevalence and necessity of this construction in everyday language.

Moreover, the adjective-noun construction is crucial for effective communication as it allows speakers to convey specific and nuanced meanings. For example, in the sentence "The delicious cake," the adjective "delicious" not only describes the taste of the cake but also implies a positive evaluation, which is a layer of meaning that would be missing without the adjective.

In conclusion, the "color" of the adjective-noun construction in English is its ability to add depth and clarity to the description of nouns, enhancing the richness and expressiveness of the language. This construction is not only a linguistic feature but also a tool for effective communication, as evidenced by its widespread use and the data from linguistic studies.