The phrase "dark stain" refers to a mark or spot that is dark in color. It can also symbolize something bad or shameful that is hard to forget or erase. Full definition
To me, it would look better with dark stained floors and although I like it, I do feel bad for the future owners who might want to strip all the wood. (hookedonhouses.net)
It would leave dark stains on a wedding dress. (haberarts.com)
My favorites are 2 and 4, but that's me, I am a green and gray girl and I LOVE dark stained wood doors. (biggerpockets.com)