WordNet sense 1 (reflecting optimism):

rose-colored

WordNet sense 2 (expecting the best in this best of all possible worlds):

optimistic

WordNet sense 3 (having the pinkish flush of health):

flushed, rose-cheeked, rosy-cheeked

WordNet sense 4 (having or indicating good health in body or mind; free from infirmity or disease):

healthy

WordNet sense 5 (of blush color):

blushful

WordNet sense 6 (being or having or characterized by hue):

chromatic

WordNet sense 7 (presaging good fortune):

fortunate, hopeful

WordNet sense 8 (auguring favorable circumstances and good luck):

auspicious