| HTML Entity (dec) | ◰ |
| HTML Entity (hex) | ◰ |
| UTF-8 (hex) | 0xe297b0 / 0xe2 0x97 0xb0 (3 bytes) |
| UTF-8 (dec) | 226, 151, 176 (3 bytes) |
| UTF-16-BE (hex) | 0x25f0 / 0x25 0xf0 (2 bytes) |
| UTF-16-BE (dec) | 37, 240 (2 bytes) |
| UTF-32-BE (hex) | 0x25f0 / 0x00 0x00 0x25 0xf0 (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 37, 240 (4 bytes) |
| C/C++/Java source code | "\u25f0" |
| Python source code | "\u25f0" |