Yessss! Thank you! Since I did not see any particular explanation, I entered HTML colour codes :) Figuring, it is going to HMTL page.
This sentence of yours certanly should find its way to docs :)) -- You received this message because you are subscribed to the Google Groups "weewx-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to weewx-user+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/weewx-user/5d9edb29-83cd-4b85-8028-9bbcf9b03e6f%40googlegroups.com.