[Quiet Man Cometh]

Originally Posted by Coda

I've seen the capital letters thing before. It's not just fanfiction; I think it hearkens back to the religious use of capitalized "His", marking a particular (usually common) word as possessing some sort of marked quality. The example of "Blue" would therefore not be saying "they're very blue" but "they are the specific quality of blue that means the person belongs to group X / is an avatar of X / etc." Kind of a proper noun, in adjective form.

I can understand that, but in the case above there was nothing else to hint that there was anything special or significant about that particular shade of "Blue." If there was meaning there outside emphasizing a colour, or why it was emphasized, the author didn't share.