ya still drunk seeing colors all wrong

ahahaha I thought the same thing too

To be fair, his eyes look pretty blue here:

http://www.mangago.zone/read-manga/pian_pian/uu/ibx_chapter-1/pg-15/

And here:

http://www.mangago.zone/read-manga/pian_pian/uu/ibx_chapter-1/pg-23/

And here:

http://www.mangago.zone/read-manga/pian_pian/uu/ibx_chapter-1/pg-26/

The lighting just looks weird AF where he made that comment. XD

(I know it was a joke I just wanted to clarify that his eyes were blue elsewhere in the story)