Hair color updates!!
Based on the recent Music Station performance!!

They look soooooo gorgeous 😀

Watch out for the “notes”!

Taeyeon

NOTE
Taeyeon dyed her ends with blonde color

Jessica Sunny Tiffany Sooyoung Yuri Yoona Seohyun

NOTE
They basically have the same base color but different treatments (highlight, wash, etc) result in small differences
As for Yuri , she has platinum blonde highlights

Hyoyeon

You could buy some from here @drugstore.com US$7.49

As requested by Chang

Note: Update based on guesses. Not guaranteed 100% exact match.