baby blues
From Longman Dictionary of Contemporary EnglishRelated topics: Birth, Illness & disabilitybaby bluesˈbaby blues noun [plural] informalMBMI an illness in which a woman feels unhappy and tired after her baby is bornExamples from the Corpusbaby blues• These cotton yellows, peachy pinks and baby blues transport us, delighted, to the land of Tupperware.• Tears began to fall from Carmen's beautiful baby blues.