brilliant
adjective
°shining brightly.
"the brilliant lights along the promenade"
°(of a colour) both light and saturated.
"butterflies with brilliant blue wings"
noun
°a finely cut gemstone, especially a diamond, having many facets.
°brilliant.
synonyms: glittering, shining, excellent, distinctive more» , striking, superb, exceptional, glorious, magnificent, marvellous, marvelous, splendid, wonderful, brainy, ingenious