LetterToNumber

Hex Text Converter

Free online hex converter tool. Convert text to hexadecimal codes and decode hex to text instantly.

A
41
B
42
C
43
D
44
E
45
F
46
G
47
H
48
I
49
J
4A
K
4B
L
4C
M
4D
N
4E
O
4F
P
50
Q
51
R
52
S
53
T
54
U
55
V
56
W
57
X
58
Y
59
Z
5A
a
61
b
62
c
63
d
64
e
65
f
66
g
67
h
68
i
69
j
6A
k
6B
l
6C
m
6D
n
6E
o
6F
p
70
q
71
r
72
s
73
t
74
u
75
v
76
w
77
x
78
y
79
z
7A
0
30
1
31
2
32
3
33
4
34
5
35
6
36
7
37
8
38
9
39
20
!
21
?
3F
.
2E
,
2C

What is Hexadecimal Conversion?

Hexadecimal conversion (also called hex encoding/decoding) allows you to translate between human-readable text and hexadecimal (base-16) codes that computers use to represent data. This online hex converter tool helps developers, students, and anyone working with hex-encoded data. Each character has a unique hex representation - for example, “Hello” becomes “48656C6C6F” in hexadecimal format.

How Hexadecimal Encoding Works

Hexadecimal uses 16 symbols (0-9 and A-F) to represent values. Each character is converted to its ASCII value, then represented in base-16 format. For example, ‘A’ equals 41 in hex, ‘a’ equals 61 in hex, and a space equals 20 in hex. This compact representation makes hex popular in programming, especially when working with memory addresses, color codes, and binary data.

Our tool handles both directions seamlessly: when you input text, it shows you the corresponding hex codes; when you input hex values, it reveals the original text. This makes it perfect for debugging, data analysis, or understanding how computers represent text at the binary level.

Common Hex Conversion Use Cases

This hex converter tool is useful in many situations:

How to Use This Online Hex Converter

This hex encoder/decoder tool handles multiple input formats automatically:

Text to Hex: Enter any text like “Hello World” to get “48656C6C6F20576F726C64”. Perfect for encoding messages, generating test data, or understanding how text is stored.

Hex to Text: Paste hex codes in any format:

Smart Detection: The tool automatically recognizes whether you’re entering text or hex codes, switching modes instantly for seamless conversion.

Developer Features: Copy results with one click, clear inputs quickly, and choose output formats that match your coding environment.

Whether you’re learning about character encoding, working with hex-encoded data, or need to convert between text and hexadecimal formats, this hexadecimal converter provides instant, accurate results for all your conversion needs.

Related Tools: For decimal ASCII values, try our ASCII converter, or for alphabetical encoding (A=1, B=2), check our letters to numbers tool.

Frequently Asked Questions

How does this hex converter work?

Simply paste your text or hex codes into the input field. For text input like 'Hello', you'll get hex codes '48656C6C6F'. For hex input like '48656C6C6F', you'll get the text 'Hello'. The tool automatically detects the input type and converts accordingly.

What characters and hex codes are supported?

The tool supports all standard ASCII characters (letters, numbers, punctuation, symbols) and their hexadecimal representations. Each character is converted to its 2-digit hex equivalent. For example, 'A' becomes '41', 'a' becomes '61', and space becomes '20'.

What format should I use for hex codes input?

When converting hex to text, you can use various formats: space-separated (41 42 43), comma-separated (41,42,43), with 0x prefix (0x41 0x42 0x43), or no separators (414243). The tool automatically detects and handles all these formats.

Why would I need to convert between text and hexadecimal?

Common uses include programming tasks, debugging, data analysis, encoding/decoding messages, working with binary data, and educational purposes. It's especially useful for developers working with low-level programming or anyone needing to understand hexadecimal representations.

What's the difference between hex and ASCII conversion?

Hex conversion shows the hexadecimal (base-16) representation of characters, while ASCII conversion shows decimal values. Hex is more compact and commonly used in programming, especially when working with binary data or memory addresses.

What input formats does the hex converter accept?

The tool accepts hex codes in multiple formats: no separators (48656C6C6F), space-separated (48 65 6C 6C 6F), comma-separated (48,65,6C,6C,6F), or with 0x prefix (0x48 0x65). Just paste your hex data and it will automatically detect the format and convert it to readable text.