---
title: "O Button Blood Type Emoji | Free Download PNG & SVG | Twemoji Emoji"
product: "Streamline Icons, Illustrations and Elements"
url: /elements/download/o-button-blood-type--31868
canonical_url: "https://www.streamlinehq.com/elements/download/o-button-blood-type--31868"
summary: "Colorful emoji of a red rounded square with a white O. Used for blood types, health messages, and medical information."
---

# O Button Blood Type emoji

The O Button Blood Type emoji shows a red rounded square with a large white O ring. Drawn in Twemoji’s colorful, playful flat style so it reads clearly in digital communication. Use it for blood-type references, medical forms, health messages, and emergency information. It belongs to Twemoji Emoji free set.

## Preview

![Colorful emoji of a red rounded square with a white O. Used for blood types, health messages, and medical information.](https://assets.streamlinehq.com/image/private/w_512,h_512,ar_1/f_auto/v1/icons/2/o-button-blood-type-m0wxszbukep8khz1kl5ggm.png/o-button-blood-type-1uo26ps1ymerw9ncz5qm5.png?_a=DATAiZkSZAA0)

## Details

- **Name**: O Button Blood Type
- **Type**: Emoji
- **Set**: [Twemoji Emoji](/elements/twemoji.md) — Twemoji is a free and open source emoji set, created by Twitter/X
- **Family**: [Emojis](/elements/emojis.md)
- **Category**: All Emojis › Vectors
- **Default size**: 32px
- **Pricing**: Free
- **License**: [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/)
- **Author**: [Twitter/X](https://github.com/twitter/twemoji)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: o, button, blood, type

## Download

- [Download O Button Blood Type on Streamline](https://www.streamlinehq.com/elements/download/o-button-blood-type--31868)

## Also available in other styles

- [O Button Blood Type — EmojiTwo Colors](/elements/download/o-button-blood-type--31896.md) (Free)
- [O Button Blood Type — Noto Emojis](/elements/download/o-button-blood-type--31888.md) (Free)
- [O Button Blood Type — EmojiTwo Black](/elements/download/o-button-blood-type--31902.md) (Free)
- [O Button Blood Type — OpenMoji Emoji](/elements/download/o-button-blood-type--31878.md) (Free)

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