| Symbol Name | O Button (blood Type) |
| Unicode Version | 0.6 |
| Unicode | U+1F17E |
| Unicode block | |
| General category | Emoji (So) |
| CSS Code | \1F17E |
| Hex Code | 0x1F17E |
| HTML Code | 🅾️ |
| LaTeX | LuaLaTeX/XeLaTeX: literal grapheme cluster or \usepackage{emoji} (engine-dependent) |
| Symbol | 🅾️ |
| URL encode (UTF-8 percent) | %F0%9F%85%BE%EF%B8%8F |
| Spoken / screen reader name | O Button (blood Type) |
| UTF-8 | F0 9F 85 BE EF B8 8F |
| UTF-16 | D83C DD7E FE0F |
| UTF-32 | 0001F17E 0000FE0F |
1\documentclass{article}2\usepackage{pifont}3LuaLaTeX/XeLaTeX: literal grapheme cluster or \usepackage{emoji} (engine-dependent)4\end{document}You can type the o button (blood type) symbol on most modern devices with the help of following methods:
Windows: Win + . ; macOS: Ctrl + Cmd + Space; mobile: Symbols & Signs in emoji keyboard.
Edit → Emoji & Symbols, search "o button (blood type)".
Emoji picker (IBus, GNOME Characters) or paste from this page.
Emoji keyboard → Symbols, or search "o button (blood type)".
Emoji keyboard → Symbols; search "o button (blood type)".
1span.o-button-blood-type::before { content: "\1F17E"; } /* prefer inline grapheme for ZWJ */1<span>🅾️</span>O Button (blood Type) symbol's representation in different programming languages can be found in the table below:
| Language | Representation |
|---|---|
| JavaScript / TypeScript | String.fromCodePoint(0x1F17E, 0xFE0F) |
| Python | '\N{O BUTTON (BLOOD TYPE)}' |
| Rust | '\u{1F17E}' |
| Swift | "\u{1F17E}" |
| Go | string(rune(0x1F17E)) |
| Ruby | "\u{1F17E}" |