# 🅾️ O button (blood type) emoji

🅾️ O button (blood type) is an emoji in the letters and numbers set of Symbols. It was added in Emoji 0.6 in 2010.

- Emoji: 🅾️
- Unicode name: O button (blood type)
- Code points: U+1F17E U+FE0F
- Category: Symbols, Letters and numbers
- Added: Emoji 0.6 (2010)
- GitHub shortcode: :o2:
- Keywords: blood, button, O, type
- Page: https://emojichart.com/o-button-blood-type-emoji

## What it means

A square button with the capital letter O, used for blood type O in the ABO blood group system. It appears in messages about blood types and blood donation, and sometimes just as the letter O.

## How to type 🅾️

- iPhone and iPad: Open the emoji keyboard, tap Search Emoji and type “O button (blood type)”.
- Android: In Gboard, tap the emoji button and search for “O button (blood type)”.
- Mac: Press Control–Command–Space (or Globe + E) and type “O button (blood type)”.
- Windows: Press Windows + . (period) and type “O button (blood type)”.
- GitHub: Type :o2: in an issue, pull request or comment.

## In other languages

| Language | Name | Keywords |
|---|---|---|
| Español (es) | grupo sanguíneo tipo O | grupo sanguíneo, grupo sanguíneo tipo O, o |
| Français (fr) | groupe sanguin O | groupe sanguin, groupe sanguin O, O |
| Deutsch (de) | Großbuchstabe O in rotem Quadrat | 0, Blut, Blutgruppe, Großbuchstabe, negativ, O, positiv |
| Italiano (it) | gruppo sanguigno 0 | gruppo 0, gruppo O, gruppo sanguigno 0, gruppo sanguigno O, pulsante O, zero |
| Português (pt) | botão O (tipo sanguíneo) | botão O (tipo sanguíneo), O, sangue, tipo O, tipo sanguíneo, tipo sanguíneo O |
| Nederlands (nl) | bloedgroep O | bloed, groep, knop, O |
| Svenska (sv) | blodgrupp 0 | blodgrupp 0, typ 0 |
| Polski (pl) | grupa krwi 0 | 0, grupa 0, grupa krwi 0, krew |
| Türkçe (tr) | 0 düğmesi (kan grubu) | 0 düğmesi (kan grubu), kan, kan grubu, kan grubu O, O, O grubu kan |
| Русский (ru) | I группа крови | 1 группа крови, I группа крови, буква О, группа крови, группа крови O, кнопка с О, кровь, О, первая группа крови |
| Українська (uk) | кнопка O (І група крові) | 4, iv, o, група крові, група крові 0, група крові O, кнопка «група крові 0», кнопка «група крові o», кнопка «І група крові», кнопка O (І група крові), кров |
| Ελληνικά (el) | κουμπί O (ομάδα αίματος) | o, κουμπί O (ομάδα αίματος), ομάδα αίματος |
| العربية (ar) | زر O | رمز, زر O, فئة دم, فصيلة أو, فصيلة دم |
| עברית (he) | לחצן O (סוג דם) | o, לחצן O (סוג דם), סוג דם |
| فارسی (fa) | دکمه اُ (گروه خونی) | o, اُ, دکمه O, دکمه اُ (گروه خونی), گروه خونی |
| हिन्दी (hi) | O बटन (खून का प्रकार) | O बटन (खून का प्रकार), ओ, खून, चौकोर में ओ बटन, प्रकार ओ, रक्त प्रकार, रक्त प्रकार ओ |
| বাংলা (bn) | ও বোতাম | ইংরাজী ‘ও’ চিহ্ন, ও বোতাম, রক্ত |
| Bahasa Indonesia (id) | tombol O (golongan darah) | darah, golongan, O, tombol |
| Tiếng Việt (vi) | nút O (nhóm máu) | nhóm máu, nhóm máu O, nút O, nút O (nhóm máu), o |
| ไทย (th) | เลือดกรุ๊ปโอ | กรุ๊ปเลือด, กรุ๊ปโอ, เลือดกรุ๊ปโอ |
| 日本語 (ja) | 血液型O型 | O型, 血液型, 血液型O型 |
| 한국어 (ko) | 오형 | O, O 버튼, 오형, 혈액형 |
| 中文（简体） (zh) | O 型血 | o, O 型血, O型血, 字母o, 按钮, 血型, 血液 |
| 中文（繁體） (zh-Hant) | O型 | O型, 血型 |

More languages:

- Afrikaans (af): O-knopie (bloedgroep)
- Akan (ak): O bͻtom (mogya su)
- Albanian (sq): butoni «O»
- Amharic (am): ኦ አዝራር
- Armenian (hy): օ կոճակ
- Assamese (as): O বুটাম (ৰক্ত-বৰ্গ)
- Azerbaijani (az): o düyməsi
- Bashkir (ba): 0 ҡаң төркөмө
- Basque (eu): “o” botoia
- Belarusian (be): значок «група крыві 0»
- Bosnian (bs): dugme o
- Breton (br): bouton O (rumm-gwad)
- Bulgarian (bg): квадрат с „0“ (кръвна група)
- Burmese (my): အို သင်္ကေတ (သွေးအမျိုးအစား)
- Cantonese (yue): O 按鈕 (血型)
- Cantonese (Simplified) (yue-Hans): O 按钮 (血型)
- Catalan (ca): botó O (grup sanguini)
- Cherokee (chr): O ᎦᏗ (ᎢᏳᏍᏗ ᎩᎦ ᎤᏁᎲᎢ)
- Chinese (Traditional, Hong Kong SAR China) (zh-Hant-HK): O型血
- Chuvash (cv): юн пӗрремӗш ушкӑнӗ
- Croatian (hr): tipka krvne grupe 0
- Czech (cs): štítek 0 (krevní skupina)
- Danish (da): blodtype O
- Estonian (et): nupp 0 (veregrupp)
- European Portuguese (pt-PT): botão O (tipo de sangue)
- Faroese (fo): O knappur (blóðflokkur)
- Filipino (fil): button na O
- Finnish (fi): O-veriryhmä
- Galician (gl): grupo sanguíneo O
- Georgian (ka): ღილაკი O (სისხლის ტიპი)
- Gujarati (gu): લોહીનો પ્રકાર O
- Hausa (ha): maɓallin O (irin jini)
- Hungarian (hu): 0 gomb (vércsoport)
- Icelandic (is): O-blóðflokkur
- Igbo (ig): O ọdụmbi (ụdị ọbara)
- Irish (ga): fuilghrúpa O
- Javanese (jv): tombol O [golongane getih]
- Kalaallisut (kl): blodtype O
- Kannada (kn): ಓ ಬಟನ್ (ರಕ್ತದ ವಿಧ)
- Kazakh (kk): O түймесі (қызыл түсті)
- Kazakh (Arabic) (kk-Arab): و باتىرماسى (قىزىل ءتۇستى)
- Khmer (km): ប៊ូតុងមានអក្សរ O ធំ
- Kinyarwanda (rw): buto ya O (ubwoko bw’amaraso)
- Konkani (kok): O बटण (रक्ताचो गट)
- Kyrgyz (ky): о баскычы
- Kʼicheʼ (quc): O pitz’b’al (uwach kik’)
- Lao (lo): ປຸ່ມໂອ (ໝວດເລືອດ)
- Latvian (lv): O poga (asinsgrupa)
- Lithuanian (lt): simbolis „O“ (raudona)
- Lower Sorbian (dsb): znamuško 0
- Luxembourgish (lb): O-Knäppchen (Bluttgrupp)
- Macedonian (mk): копче О (крвна група)
- Malay (ms): butang O (jenis darah)
- Malayalam (ml): O രക്തഗ്രൂപ്പ് ചിഹ്നം
- Maltese (mt): buttuna O (tip tad-demm)
- Marathi (mr): o बटण
- Mongolian (mn): О товчлуур (цусны бүлэг)
- Māori (mi): pātene O (momo toto)
- Nepali (ne): 0 बटन
- Nigerian Pidgin (pcm): O Bọ́tin (Blọ́d Taip)
- Northern Sotho (nso): konope ya O (mohuta wa madi)
- Norwegian (no): O-knapp (blodtype)
- Odia (or): O ବଟନ୍‌ (ରକ୍ତ ପ୍ରକାର)
- Oromo (om): qabduu O (gosa dhiigaa)
- Pashto (ps): او بټن (د وینې ډول)
- Punjabi (pa): O ਬਟਨ (ਖੂਨ ਦੀ ਕਿਸਮ)
- Punjabi (Arabic) (pa-Arab): O دا بٹن (خون دی قسم)
- Quechua (qu): O ñitina (imayna yawar)
- Romanian (ro): buton 0 (grupă sanguină)
- Romansh (rm): buttun 0 (gruppa da sang)
- Scottish Gaelic (gd): Putan O (seòrsa fala)
- Serbian (sr): дугме o
- Serbian (Latin) (sr-Latn): dugme o
- Shan (shn): ၼဵၼ်ဢူဝ်ႇ (မဵဝ်းလိူတ်ႈ)
- Sindhi (sd): O بٽڻ (رت جو قسم)
- Sinhala (si): o බොත්තම
- Slovak (sk): štítok 0
- Slovenian (sl): gumb s črko O (krvna skupina)
- Somali (so): badhanka O (nooca dhiigga)
- Swahili (sw): kitufe cha O
- Swiss High German (de-CH): Grossbuchstabe O in rotem Quadrat
- Tajik (tg): тугмаи "О" (гуруҳи хун)
- Tamil (ta): இரத்த வகை O
- Telugu (te): ఓ బటన్ (రక్తం రకం)
- Tigrinya (ti): O መልጎም (ዓይነት ደም)
- Tongan (to): meʻalolomi faʻahinga toto O
- Tswana (tn): konopo ya O (mofuta wa madi)
- Turkmen (tk): O düwmesi (gan topary)
- Upper Sorbian (hsb): znamješko 0 (krejna skupina)
- Urdu (ur): O بٹن (خون کی قسم)
- Uyghur (ug): O كۇنۇپكىسى (قان تىپى)
- Uzbek (uz): o tugmasi
- Welsh (cy): botwm O (grwp gwaed)
- Wolof (wo): bitoŋ O (xeetu deret)
- Xhosa (xh): iqhosha elithi O (uhlobo lwegazi)
- Yoruba (yo): Bọ́tìnì O (irúfé̩ èjè)
- Yoruba (Benin) (yo-BJ): Bɔ́tìnì O (irúfé̩ èjè)
- Zulu (zu): inkinobho o

## Codes

| Format | Code |
|---|---|
| Code points | `U+1F17E U+FE0F` |
| HTML | `🅾️` |
| CSS | `\1F17E\FE0F` |
| JavaScript, Rust, Swift | `\u{1F17E}\u{FE0F}` |
| Python | `\U0001F17E\uFE0F` |
| UTF-8 bytes | `F0 9F 85 BE EF B8 8F` |
| UTF-16 | `D83C DD7E FE0F` |
| URL encoded | `%F0%9F%85%BE%EF%B8%8F` |

## Questions

### What does the 🅾️ O button (blood type) emoji mean?

A square button with the capital letter O, used for blood type O in the ABO blood group system. It appears in messages about blood types and blood donation, and sometimes just as the letter O.

### How do I type the 🅾️ emoji?

On iPhone, iPad or Android, search the emoji keyboard for “O button (blood type)”. On a Mac press Control–Command–Space, and on Windows press Windows + period, then type the same words. You can also copy it from this page. On GitHub, type :o2:.

### When was the 🅾️ emoji added?

🅾️ was added in Emoji 0.6, released in 2010.

### What is the Unicode code point for 🅾️?

U+1F17E U+FE0F. In HTML you can write 🅾️, and in JavaScript, Rust or Swift \u{1F17E}\u{FE0F}.

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Source: Unicode Emoji 18.0 and Unicode CLDR 49.0.0. Emoji Chart · https://emojichart.com/o-button-blood-type-emoji