ascii

0x1B

ESC

ASCII control code 0x1B (ESC), decimal 27.

control

Quick facts

Hex: 0x1B
Decimal: 27
Octal: 0o033
Binary: 0b00011011
Abbreviation: ESC
Kind: Control
Unicode name: <control>
Unicode twin: U+001B

Encodings & escapes

UTF-8
UTF-16
UTF-32
HTML decimal
HTML hex
JavaScript
Python
CSS
JSON
URL (UTF-8)
C / C++

Developer notes

Escape. Introduces ANSI/VT sequences and many protocol frames.

Related

Unicode

U+001B

<control>

ASCII list

Control codes

Source

Unicode: 16.0.0
WHATWG: —