The blue heart emoji first came out in 2010 and was added to Emoji 1.0 in 2015. If you're unsure about how to use a heart emoji, we have this handy guide. When should you use the blue heart emoji?

The blue face emoji shows a grimacing smile. The colour blue is usually associated with cold - as opposed to red for hot. The face is surrounded with icicles, keeping with the cold theme.

Most of the blue mash-ups don't have specific meanings like the conversational emoji combos. Some combos have an obvious meaning behind them, like a baby bottle with a blue heart can be ...

Among the latest batch of new emoji is an unassuming blue pickup truck. The story of how that symbol got onto our devices offers a window into the big and sometimes dark money that companies are ...

It is also a key colour heart to use if you are trying to be a nice person but don't want to give off any mixed messages.. The blue heart emoji first came out in 2010 and was added to Emoji 1.0 in ...