ice-blue

The compound 'ice-blue' is a modern English formation, following the productive pattern of combining a noun with a colour term to create a descriptive adjective (e.g., 'sky-blue', 'grass-green'). The first element, 'ice', acts as a metaphorical standard, evoking the specific visual qualities of clarity, coldness, and pale luminosity associated with clear glacial ice. The second element, 'blue', anchors the term within the spectrum of colour. The logic of the word is transparently comparative, directly linking the perceived hue to a familiar natural object to specify a particular shade within the broader category of blue.

Structure: ice (frozen water) + blue (colour) - ice: From Old English 'īs', meaning frozen water. In this compound, it functions as a descriptive modifier. - blue: From Old French 'bleu', of Germanic origin, meaning the colour blue. It functions as the head noun denoting the colour category.