ASCII code for colon
58
Colon — :
| Decimal | 58 |
| Hexadecimal | 0x3A |
| Octal | 0072 |
| Binary | 00111010 |
| HTML entity | : |
What it is
Colon is one of the 95 printable ASCII characters, the set every text encoding in common use still agrees on. UTF-8 encodes it as the single byte 58, which is why ASCII text is also valid UTF-8.
The full entry
ASCII 58 in full — the code point page, with what sits either side of it and how the character is encoded elsewhere.
Frequently asked questions
What is the ASCII code for colon?
The ASCII code for colon is 58 in decimal, 0x3A in hexadecimal and 0072 in octal.
What is colon in binary?
00111010 — eight bits, though ASCII only defines seven, so the top bit is always zero.
Is colon a printable character?
Yes. Colon is in the printable range, codes 32 to 126, which is everything ASCII can put on a screen.
Other characters
- ASCII code for semicolon — 59
- ASCII code for less than sign — 60
- ASCII code for equals sign — 61
- ASCII code for greater than sign — 62
- ASCII code for question mark — 63
- ASCII code for at sign — 64
- ASCII code for uppercase A — 65
- ASCII code for uppercase B — 66
- ASCII code for uppercase C — 67
- ASCII code for uppercase D — 68
- ASCII code for uppercase E — 69
- ASCII code for uppercase F — 70
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