Is Blue the Money Color for Bathrooms?

http://www.inman.com/2017/06/01/homes-with-this-color-bathroom-sell-for-5400-more-zillow/?utm_source=weeklyheadlines&utm_medium=email&utm_campaign=sundaysend&utm_content=20170602_readmore

The above article on Inman suggests pale blue and grey for interior colors. Will your house sell for $5000 more if you paint your bathroom blue?

My soon-to-be seller just remodeled this bathroom in what I'd call bright pale grey subway tile. It looks amazing! 

What say you about blue?