S

ASCII Code 83

Uppercase S

About This Character

ASCII code 83 (0x53) represents the Uppercase S character "S". The uppercase letter "S" has ASCII code 83. Uppercase letters A–Z span codes 65–90. The relationship between uppercase and lowercase ASCII letters is consistent: adding 32 to an uppercase letter’s code gives the corresponding lowercase letter (e.g., 'A' at 65 + 32 = 'a' at 97). The printable ASCII characters (codes 32–126) include the space, digits, uppercase and lowercase Latin letters, and common punctuation symbols. These 95 characters form the foundation of text representation in virtually all computing systems and are universally supported across all character encodings, programming languages, and operating systems.

Character Encoding

Decimal 83
Octal 123
Hexadecimal 0x53
Binary 01010011
HTML Code S
HTML Entity
Unicode U+0053
Unicode Name LATIN CAPITAL LETTER S
URL Escape %53
Quoted-Printable S
UTF-8 (Hex) 53
Category Printable — Uppercase Letters

How to Type in Code

JavaScript
// Character literal
let char = 'S';
// Using char code
let char2 = String.fromCharCode(83);
// Unicode escape
let char3 = '\x53';
Python
# Character literal
char = 'S'
# Using chr()
char = chr(83)
# Using ord() to get code
code = ord('S')  # Returns 83
HTML
<!-- Direct character -->
S
<!-- HTML entity (numeric) -->
&#83;
<!-- Hex entity -->
&#x53;
C#
// Character literal
char c = 'S';
// Using cast
char c2 = (char)83;
// To get code from char
int code = (int)'S';  // Returns 83

See Also

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