The A button (blood type) is that bold white capital A stamped on a candy-red rounded square—like a glossy sticker you’d slap on a report card. It technically points to blood type A, a nod to Japan’s ABO personality lore where “Type A” is famously tidy, diligent, and low‑key stressed (anime bios and idol profiles love mentioning it). Online, people remix it for grades (A+, “A for effort”), flexes (“bring your A‑game,” “A‑team assemble”), and wordplay like 🅰️esthetic. It also sneaks into medical or donor chatter when someone wants a quick visual for A positive/negative without typing out the whole saga.
On Apple devices, it shows as a crisp white A centered in a saturated red, rounded square with subtle shading—clean, app-icon vibes that sit neatly beside its siblings 🅱️, 🆎, and 🅾️. The look is unmistakable: high-contrast, sans‑serif A, glossy red, slightly 3D. In meme land, it pops up in sarcastic grading (“🅰️ for effort… barely”), playful vampire jokes (“one A‑positive to go”), or gaming riffs like “Press 🅰️ to continue” even though it’s not a controller button. Drop it in captions to signal “top tier,” tag a Plan A, or just make an ordinary A feel a little extra.
Definition
Red Blood Type A Icon. iEmoji old name: Blood Type A.
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Emoji History The emoji code/ image log of changes.
This emoji was part of the proprietary / non-standardized emoji set first introduced by Japanese carriers like Softbank. These emojis became part of the Apple iPhone starting in iOS 2.2 as an unlockable feature on handsets sold in English speaking countries.
In iOS 5 / OSX 10.7, the underlying code that the Apple OS generates for this emoji was changed.
Emoji General Information
Twitter Emoji Popularity (Rank)
869 of 2393
Apple/iOS Picture
Google Android Picture
Google Hangouts Picture
Twitter.com Picture
LG Emoji Picture
Samsung Emoji Picture
Phantom Open Emoji Picture
Not created yet
ASCII Conversion
"Short Code" Name
:a:
Keywords
Previous Names:
Negative Squared Latin Capital Letter A A Button (blood Type)
Negative Squared Latin Capitol Letter A
Unicode Category Information
Unicode Category
Enclosed Alphanumeric Supplement
Unicode Range
1F173–1F1FF
Unicode Subcategory
White on Black Squared Latin Letters
Proposed Unicode Information & Notes
Unicode Category
Artifacts
Unicode Subcategory
White on Black Squared Latin Letters
Names & Annotations
NEGATIVE SQUARED LATIN CAPITAL LETTER A = blood type A
Symbol Information
U+1F170 proposed
Proposal Identifier
e-50B
Character Mapping/Crosswalk Notes
DoCoMo
[A]
KDDI
#724 Ａ型 U+EB26 SJIS-F3E7 JIS-7A69
Softbank
#418 #old473 A U+E532 SJIS-FBD2
Emoji Character Encoding Data
Emoji Code Version
iOS 5 Code
UTF-8 Unicode Character(s)
🅰
UTF-8 Character Count
1
Character(s) In Input
AppleColorEmoji Font (available in OSX/iOS)
🅰
Decimal HTML Entity
🅰
Hexadecimal HTML Entity
🅰
Hex Code Point(s)
1f170
Formal Unicode Notation
U+1F170
Decimal Code Point(s)
127344
UTF-8 Hex (C Syntax)
0xF0 0x9F 0x85 0xB0
UTF-8 Hex Bytes
F0 9F 85 B0
UTF-8 Octal Bytes
360 237 205 260
UTF-16 Hex (C Syntax)
0xD83C 0xDD70
UTF-16 Hex
d83cdd70
UTF-16 Dec
55356 56688
UTF-32 Hex (C Syntax)
0x0001F170
UTF-32 Hex
01F170
UTF-32 Dec
127344
Python Src
u"\U0001F170"
PHP Src
"\xf0\x9f\x85\xb0"
C/C++/Java Src
"\uD83C\uDD70"
Emoji Code Version
iOS 10 - Current
UTF-8 Unicode Character(s)
🅰️
UTF-8 Character Count
2
Character(s) In Input
AppleColorEmoji Font (available in OSX/iOS)
🅰️
Decimal HTML Entity
🅰 ️
Hexadecimal HTML Entity
🅰 ️
Hex Code Point(s)
1f170, fe0f
Formal Unicode Notation
U+1F170, U+FE0F
Decimal Code Point(s)
127344, 65039
UTF-8 Hex (C Syntax)
0xF0 0x9F 0x85 0xB0, 0xEF 0xB8 0x8F
UTF-8 Hex Bytes
F0 9F 85 B0, EF B8 8F
UTF-8 Octal Bytes
360 237 205 260, 357 270 217
UTF-16 Hex (C Syntax)
0xD83C 0xDD70, 0xFE0F
UTF-16 Hex
d83cdd70, fe0f
UTF-16 Dec
55356 56688, 65039
UTF-32 Hex (C Syntax)
0x0001F170 0x0000FE0F
UTF-32 Hex
01F170, FE0F
UTF-32 Dec
127344, 65039
Python Src
u"\U0001F170\uFE0F"
PHP Src
"\xf0\x9f\x85\xb0\xef\xb8\x8f"
C/C++/Java Src
"\uD83C\uDD70\uFE0F"
Emoji Character Encoding Data (equivalent or similiar)
