baby blue

noun

1

: a pale blue

2

baby blues plural : blue eyes

She's a zaftig woman, with long red hair and a pale rose complexion setting off those baby blues.

—Michele Kort

3

baby blues plural in form but singular or plural in construction : a feeling of sadness that is experienced by a woman shortly after giving birth, that is typically accompanied by other symptoms (such as mood swings, crying spells, and insomnia), and that usually lasts less than two weeks : postpartum blues

Baby blues isn't an illness or even a proper psychiatric diagnosis, it is simply a way that people have tried to describe unpleasant feelings that occur shortly after having a baby and tend to resolve in a few days.

—Jackie Ganley

—usually used with the

She suffered a case of the baby blues for a few days after having the baby.

compare postpartum depression

Examples of baby blue in a Sentence

She gazed into his baby blues.

She had a bad case of the baby blues.

Recent Examples on the Web

Barack matched his wife's energy in a dark suit, paired with a slightly undone baby blue button-down for a pop of color and shiny dress shoes. —Christina Perrier, InStyle, 17 June 2026

This year’s design is a soft, baby blue gown — paying homage to the color of the island’s original 1895 flag— embroidered with subtle motifs, including yellow taxi cabs, the Brooklyn bridge and the Puerto Rico’s national flower, the flor de maga. —CNN Money, 15 June 2026

The Princess of Wales, 44, drew attention in a baby blue Catherine Walker ensemble paired with a coordinating Philip Treacy hat for the annual military parade celebrating King Charles III's official birthday. —Stephanie Giang-Paunon, FOXNews.com, 13 June 2026

The Princess of Wales, 44, wore a baby blue coatdress with a matching hat for Trooping the Colour on Saturday, June 13 — evoking comparisons to a design worn by Diana in the 1980s. —Kimberlee Speakman, PEOPLE, 13 June 2026

Word History

First Known Use

1859, in the meaning defined at sense 1

Rhymes for baby blue

• accrue
• ado
• ainu
• aircrew
• airscrew
• anew
• askew
• baboo
• babu
• bamboo
• beaucoup
• bijou