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

Each feels a bit springy in palette, with colors like light green, purple, baby blue, pink, and yellow. —Abigail Wilt, Southern Living, 28 Jan. 2026

Yaşar said the baby blue tone feels fresh and summery, while visible slubs keep the fabric grounded in authentic denim. —Angela Velasquez, Sourcing Journal, 26 Jan. 2026

This stunning manicure features shades of evergreen, Kelly green, denim, baby blue, and cerulean. —Kara Jillian Brown, InStyle, 20 Jan. 2026

Right now, there are so many gorgeous colors on sale for nearly $20 off, including this lovely baby blue shade and this punchy magenta pink. —Kristine Thomason, Travel + Leisure, 15 Jan. 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