noun, noun or participle which takes 'suru', intransitive verb
color fading; color loss; bleeding
Refers to the loss or running of color from dyed or printed materials, especially during washing or exposure to light.
このTシャツは洗濯で色落ちした。
This T-shirt lost its color in the wash.
色落ちしにくい染料を使っ
We use dyes that resist fading.