I found the answer to why or phones turn GREYYYYYY

[Android Central Question]

My phone was grey after do not disturb was accidentally turned on. I went to settings and went to COMFORT VIEW and turned that off.....there is a setting from low to medium to high to black and white.

YAAAAY GD LUCK

 

[B. Diddy]

Welcome to Android Central, and thanks for the tip! Although I think that's specifically for LG phones.