Thread:CureHibiki/@comment-25034020-20171216114835/@comment-31119526-20180122202028

Are you sure Wikia doesn't accept PNG files? Wikipedia says all modern browsers support favicons in PNG format.

I'd just keep the file as 44×44 (after cropping) and leave the scaling to browsers. Scaling it down to 16×16 and then back up makes it look rather pixely.