Q. Color pink is associated with girls. why? _KIMJIEUN(김지은)

(By nathanmac87 (Little Pink Girl  Uploaded by Anastasiarasputin) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons)

 

 We are educated about the color by adults as soon as I was born.

The adults are also educated by their ancestor.

Consequently, color is custom.

For example, The woman get dressed in pink, pink toy ever since he was young.

Education about these colors are the product of socialization.
In additon, I think color makes social relation.  

If  a girl have blue, she is out of favor