|The punctuation can influence the meaning:
red, white, and blue flags
(solid-colored flags), red-white-and-blue flags (tricolors).
hyphenate compound color modifiers unless in Webster's or unless both elements are colors of equal value:
blue-black sky, gray-green eyes
black sky, lemon yellow dress
jade green lake, cobalt blue dish, dark
To avoid ambiguity, note:
light blue suit (weight)
See also ADJECTIVES AND ADVERBS, PUNCTUATION OF, HYPHEN.