🅾️ O Button (Blood Type)

The 🅾️ O Button (Blood Type) emoji belongs to the letter and number symbols, filed by Unicode under Symbols. Typical contexts are blood, button, o and type.

You can drop 🅾️ into chats, social posts, headlines or a bio. On SmileyZone it is filed under Numbers and Letters. It joined the standard with Emoji 0.6 in 2010, so support on current devices is reliable. Its code point is U+1F17E.

• 🅾️ on its own already flags the topic: blood.
• Fits messages about blood, button, o and type.
• Often seen near 🆖 NG Button, 🆕 NEW Button and 🆗 OK Button.

Easy to mix up with 🆖 NG Button, 🆕 NEW Button or 🆗 OK Button. They sit in the same Unicode subgroup and look similar at small sizes, so it is worth checking the name before sending.