see here:

sorry for reviving an old post but topics are related so..=)
anyways, is it just me or is hex display not showing anymore?

tried hashing, pre/suffixing with colo/ur, html, hex and the plain code by itself.
but as it turns out even the official example given doesn't work:

--looking at below comments i tried
hsl 368798
hoping to get at least a conversion. but nada. however! an awesome site resource came up:
strangely it didn't return on my own definitive query--but a quick in-site search did well enough =))

as a final note, all examples below too did not return instant answers though answers were nicely laid out on first page(unlike in my own instance):
posted by <hidden> • 4 years and 29 days ago Link

There's a weird bug with this goodie, already working on it.
posted by crazedpsyc 4 years and 29 days ago Link