Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
pastel-colored is an adjective meaning "having pale delicate colors". It carries one recorded sense.
having pale delicate colors
Definitions, synonyms and semantic relations for pastel-colored come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.