Ultimately, the blue heart emoji is pretty versatile, and appropriate for most situations. Good for: Brands, neutral topics, and political decrees or patriotic celebration.

According to Emojipedia.org, the red heart is the most popular heart emoji, based on data analyzed from Twitter. It’s your best bet if you’re looking to show affection, appreciation, or love ...

The blue heart is often used when a romantic hopeful is getting shot down. Emoji Wiki It is the less-than-subtle cue that she’s not into you, bro.