From Longman Dictionary of Contemporary Englishopalescento‧pa‧les‧cent /ˌəʊpəˈlesənt◂ $ ˌoʊ-/ adjective CCBRIGHT literary having colours that shine and seem to change an opalescent sky
Examples from the Corpus
opalescent• an opalescent blue-green• At night these creatures are quite often an opalescent blue-green.• In the twilight it seemed to shine a pale, opalescent blue, nearly white.• She had a most beautiful body which looked opalescent in the half light.• In the centrepiece warped opalescent planet-images seemed to spill over gold, mechanical star-figures.• They had a ghostly, opalescent similarity.• They are orangey-pink in colour with a pearly, opalescent top. 