gems, color, color science, color harmony, color design, color composition, color in China, etymology, CIELAB, cultural differences

An overview of color classification and linguistics across history. It concludes with this foundational truth: The human eye can distinguish myriads of hues, but the color vocabulary of any language is always limited. This is because a color term is necessarily an abstraction, and abstractions and generalizations are themselves products of social and cultural development rather than fixed categories. As a result, color terms often evoke subtle associations and connotations shaped by a society’s deep cultural memory.""