According to public consensus:
Math is red (7 votes)
Science is green (6 votes)
English is yellow (4 votes)
History is yellow, tied with red (2 votes)
https://wasteof.money/posts/6479f90746950392a8a7916f, https://beta.wasteof.money/posts/6479f90746950392a8a7916f/reposts
I just went through every post where people said their preferences and added it up into a spreadsheet