Decode cmVmaW5lbWVudA== from Base64

Decoded result: refinement

Word Visualization: refinement

Base64 text to decode from

For encoded binaries (like images, documents, etc.) use the file upload form below.

Select output encoding

Process each line as a separate Base64 string

Do not store in history

Live mode

Decode base64 strings in real-time as you type or paste.

Base64 Decoded Result

Add file to Decode

Charset:

Click to upload or drag and drop

Decoding Process: cmVmaW5lbWVudA== to refinement

About the '=' Padding

The '=' at the end of "cmVmaW5lbWVudA==" is padding. Base64 encoding requires the input length to be divisible by 4. When it's not, '=' characters are added as padding. These padding characters are represented as '000000' in binary but are not used in the final decoded output.

Step 1: Map Base64 Characters to Binary

Base64 Character	Binary Value	Decimal Value
c	011100	28
m	100110	38
V	010101	21
m	100110	38
a	011010	26
W	010110	22
5	111001	57
l	100101	37
b	011011	27
W	010110	22
V	010101	21
u	101110	46
d	011101	29
A	000000	0
=	padding (000000)	-
=	padding (000000)	-

Step 2: Group Bits into Bytes

The binary string is grouped into 8-bit chunks (1 byte each):

01110010 01100101 01100110 01101001 01101110 01100101 01101101 01100101 01101110 01110100 0000

Step 3: Convert Binary to ASCII

Binary Value	ASCII Character
01110010	r
01100101	e
01100110	f
01101001	i
01101110	n
01100101	e
01101101	m
01100101	e
01101110	n
01110100	t
0000

When combined, these characters form the decoded string: "refinement"

Word Statistics: refinement

General Statistics

Length: 10 characters
Vowels: 4
Consonants: 6

Letter Frequency

Letter	Frequency
r	1
e	3
f	1
i	1
n	2
m	1
t	1

Encode refinement

Related Conversion Tools

Base64 Encode