Negative Squared Latin Capital Letter O Emoji 🅾
Emoji Meaning
In Emoji form this symbol is depicted as the capital Latin O in the red square. This icon represents the first blood group according to the ABO classification system.
The symbol “Negative Squared Latin Capital Letter O” is included in the “White on black squared Latin letters” subblock of the “Enclosed Alphanumeric Supplement” block and was approved as part of Unicode version 6.0 in 2010. In 2015, it was also approved as an Emoji in version 1.0 and added to the “Alphanumeric” subcategory of the “Symbols” category.
Synonyms
Blood type O.
| Unicode Name | Negative Squared Latin Capital Letter O |
| Unicode Number | |
| HTML Code | |
| CSS Code | |
| Plane | 1: Supplementary Multilingual Plane |
| Unicode Block | Enclosed Alphanumeric Supplement |
| Unicode Subblock | White on black squared Latin letters |
| Unicode Version | 6.0 (2010) |
| Emoji Version | 1.0 (2015) |
| Emoji Category | Symbols |
| Emoji Subcategory | Alphanumeric |
| Emoji Name | O Button (Blood Type) |
| Type of paired mirror bracket (bidi) | None |
| Composition Exclusion | No |
| Case change | 1F17E |
| Simple case change | 1F17E |
| Alphabetic | + |
| Uppercase | + |
| Cased | + |
| Grapheme_Base | + |
| scripts | Common |
| Other_Alphabetic | + |
| Other_Uppercase | + |
| Encoding | hex | dec (bytes) | dec | binary |
|---|---|---|---|---|
| UTF-8 | F0 9F 85 BE | 240 159 133 190 | 4036986302 | 11110000 10011111 10000101 10111110 |
| UTF-16BE | D8 3C DD 7E | 216 60 221 126 | 3627867518 | 11011000 00111100 11011101 01111110 |
| UTF-16LE | 3C D8 7E DD | 60 216 126 221 | 1020821213 | 00111100 11011000 01111110 11011101 |
| UTF-32BE | 00 01 F1 7E | 0 1 241 126 | 127358 | 00000000 00000001 11110001 01111110 |
| UTF-32LE | 7E F1 01 00 | 126 241 1 0 | 2129723648 | 01111110 11110001 00000001 00000000 |
