Hexadecimal Byte Stream · Multi-Format Delimiters · UTF-8 Safe

Text to Hex Converter

Convert plain text strings into hexadecimal byte notation for debugging, memory dump inspection, networking packets, and reverse engineering.

Format:

UPPERCASE (4A vs 4a)

Source Text19 characters

Hexadecimal Output

48 65 6c 6c 6f 2c 20 53 70 65 65 64 20 44 72 61 69 6e 21

Character to Hex Byte Map

Index	Char	Decimal	Hex Byte	Binary
0	H	72	48	01001000
1	e	101	65	01100101
2	l	108	6c	01101100
3	l	108	6c	01101100
4	o	111	6f	01101111
5	,	44	2c	00101100
6	<space>	32	20	00100000
7	S	83	53	01010011
8	p	112	70	01110000
9	e	101	65	01100101
10	e	101	65	01100101
11	d	100	64	01100100
12	<space>	32	20	00100000
13	D	68	44	01000100
14	r	114	72	01110010
15	a	97	61	01100001
16	i	105	69	01101001
17	n	110	6e	01101110
18	!	33	21	00100001

Why Hexadecimal Is the Language of Systems Engineering

The Relationship Between Binary and Hexadecimal

While computers operate internally on binary bits (0 and 1), long binary strings like 0100100001100101011011000110110001101111 are exhausting for humans to read:

Base-16 Compaction: Each hexadecimal digit represents exactly 4 binary bits (a nibble). Two hex digits represent exactly one 8-bit byte (0x00 to 0xFF).
1:2 Ratio: A byte like 255 is 11111111 in binary, but just FF in hex.
Memory Addresses: Operating systems, network Wireshark dumps, and CPU debuggers use hexadecimal because memory addresses align cleanly with byte boundaries.

Common Hex Delimiter Conventions

Depending on the programming environment, hexadecimal bytes are written in different formats:

0x Prefix: The standard C, C++, Rust, Go, and JavaScript integer literal syntax (e.g. 0x48).
\x Escape: Used in strings and regular expressions (e.g. \x48\x65\x6c) to represent raw binary byte sequences.
Colon Separated (:): Standard representation for MAC network hardware addresses and IPv6 blocks.
Percent Encoded (%): Standard URI query string percent-encoding format (e.g. %20 for space).