xanthopsia 

a visual condition that makes everything appear yellow

JJ: Bro, I think I have xanthopsia…
Zach: what is that?
JJ: it’s when you see everything yellow and I feel like I’m living in a lemon

xanthopsia by SummaryWorld May 21, 2023

xanthophile 

Lover of the color yellow

Perhaps Coldplay is a xanthophile. They named one of their songs "yellow."

xanthophile by alteiram November 1, 2021

Xanthosis 

When your skin becomes yellow

- Nooo... i'm becoming a minion
- Nah you just have Xanthosis it's fine

Xanthosis by Wait what?! Whats that?! January 28, 2023