Why are hyperlinks blue?
The internet has ingrained itself into every aspect of our lives, but there’s one aspect of the digital world that I bet you take for granted. Did you ever notice that many links, specifically hyperlinks, are blue? When a co-worker casually asked me why links are blue, I was stumped. As a user experience designer who has created websites since 2001, I’ve always made my links blue. I have advocated for the specific shade of blue, and for the consistent application of blue, yes, but I’ve never stopped and wondered, why are links blue? It was just a fact of life. Grass is green and hyperlinks are blue. Culturally, we associate links with the color blue so much that in 2016, when Google changed its links to black, it created quite a disruption... More here. Thanks to Kirk.
One of those things we just see and use every day, and don't even think about. A decent article.