ASCII Character Chart with Decimal, Binary and Hexadecimal Conversions (2024)

ASCII Character Chart with Decimal, Binary and Hexadecimal Conversions

ASCII stands for "American Standard Code for Information Interchange".

Character Name	Char	Code	Decimal	Binary	Hex
Null	NUL	Ctrl @		00000000	00
Start of Heading	SOH	Ctrl A	1	00000001	01
Start of Text	STX	Ctrl B	2	00000010	02
End of Text	ETX	Ctrl C	3	00000011	03
End of Transmit	EOT	Ctrl D	4	00000100	04
Enquiry	ENQ	Ctrl E	5	00000101	05
Acknowledge	ACK	Ctrl F	6	00000110	06
Bell	BEL	Ctrl G	7	00000111	07
Back Space	BS	Ctrl H	8	00001000	08
Horizontal Tab	TAB	Ctrl I	9	00001001	09
Line Feed	LF	Ctrl J	10	00001010	0A
Vertical Tab	VT	Ctrl K	11	00001011	0B
Form Feed	FF	Ctrl L	12	00001100	0C
Carriage Return	CR	Ctrl M	13	00001101	0D
Shift Out	SO	Ctrl N	14	00001110	0E
Shift In	SI	Ctrl O	15	00001111	0F
Data Line Escape	DLE	Ctrl P	16	00010000	10
Device Control 1	DC1	Ctrl Q	17	00010001	11
Device Control 2	DC2	Ctrl R	18	00010010	12
Device Control 3	DC3	Ctrl S	19	00010011	13
Device Control 4	DC4	Ctrl T	20	00010100	14
Negative Acknowledge	NAK	Ctrl U	21	00010101	15
Synchronous Idle	SYN	Ctrl V	22	00010110	16
End of Transmit Block	ETB	Ctrl W	23	00010111	17
Cancel	CAN	Ctrl X	24	00011000	18
End of Medium	EM	Ctrl Y	25	00011001	19
Substitute	SUB	Ctrl Z	26	00011010	1A
Escape	ESC	Ctrl [	27	00011011	1B
File Separator	FS	Ctrl \	28	00011100	1C
Group Separator	GS	Ctrl ]	29	00011101	1D
Record Separator	RS	Ctrl ^	30	00011110	1E
Unit Separator	US	Ctrl _	31	00011111	1F
Space			32	00100000	20
Exclamation Point	!	Shift 1	33	00100001	21
Double Quote	"	Shift ‘	34	00100010	22
Pound/Number Sign	#	Shift 3	35	00100011	23
Dollar Sign	$	Shift 4	36	00100100	24
Percent Sign	%	Shift 5	37	00100101	25
Ampersand	&	Shift 7	38	00100110	26
Single Quote	‘	‘	39	00100111	27
Left Parenthesis	(	Shift 9	40	00101000	28
Right Parenthesis	)	Shift 0	41	00101001	29
Asterisk	*	Shift 8	42	00101010	2A
Plus Sign	+	Shift =	43	00101011	2B
Comma	,	,	44	00101100	2C
Hyphen / Minus Sign	-	-	45	00101101	2D
Period	.	.	46	00101110	2E
Forward Slash	/	/	47	00101111	2F
Zero Digit			48	00110000	30
One Digit	1	1	49	00110001	31
Two Digit	2	2	50	00110010	32
Three Digit	3	3	51	00110011	33
Four Digit	4	4	52	00110100	34
Five Digit	5	5	53	00110101	35
Six Digit	6	6	54	00110110	36
Seven Digit	7	7	55	00110111	37
Eight Digit	8	8	56	00111000	38
Nine Digit	9	9	57	00111001	39
Colon	:	Shift ;	58	00111010	3A
Semicolon	;	;	59	00111011	3B
Less-Than Sign	<	Shift ,	60	00111100	3C
Equals Sign	=	=	61	00111101	3D
Greater-Than Sign	>	Shift .	62	00111110	3E
Question Mark	?	Shift /	63	00111111	3F
At Sign	@	Shift 2	64	01000000	40
Capital A	A	Shift A	65	01000001	41
Capital B	B	Shift B	66	01000010	42
Capital C	C	Shift C	67	01000011	43
Capital D	D	Shift D	68	01000100	44
Capital E	E	Shift E	69	01000101	45
Capital F	F	Shift F	70	01000110	46
Capital G	G	Shift G	71	01000111	47
Capital H	H	Shift H	72	01001000	48
Capital I	I	Shift I	73	01001001	49
Capital J	J	Shift J	74	01001010	4A
Capital K	K	Shift K	75	01001011	4B
Capital L	L	Shift L	76	01001100	4C
Capital M	M	Shift M	77	01001101	4D
Capital N	N	Shift N	78	01001110	4E
Capital O	O	Shift O	79	01001111	4F
Capital P	P	Shift P	80	01010000	50
Capital Q	Q	Shift Q	81	01010001	51
Capital R	R	Shift R	82	01010010	52
Capital S	S	Shift S	83	01010011	53
Capital T	T	Shift T	84	01010100	54
Capital U	U	Shift U	85	01010101	55
Capital V	V	Shift V	86	01010110	56
Capital W	W	Shift W	87	01010111	57
Capital X	X	Shift X	88	01011000	58
Capital Y	Y	Shift Y	89	01011001	59
Capital Z	Z	Shift Z	90	01011010	5A
Left Bracket	[	[	91	01011011	5B
Backward Slash	\	\	92	01011100	5C
Right Bracket	]	]	93	01011101	5D
Caret	^	Shift 6	94	01011110	5E
Underscore	_	Shift -	95	01011111	5F
Back Quote	`	`	96	01100000	60
Lower-case A	a	A	97	01100001	61
Lower-case B	b	B	98	01100010	62
Lower-case C	c	C	99	01100011	63
Lower-case D	d	D	100	01100100	64
Lower-case E	e	E	101	01100101	65
Lower-case F	f	F	102	01100110	66
Lower-case G	g	G	103	01100111	67
Lower-case H	h	H	104	01101000	68
Lower-case I	I	I	105	01101001	69
Lower-case J	j	J	106	01101010	6A
Lower-case K	k	K	107	01101011	6B
Lower-case L	l	L	108	01101100	6C
Lower-case M	m	M	109	01101101	6D
Lower-case N	n	N	110	01101110	6E
Lower-case O	o	O	111	01101111	6F
Lower-case P	p	P	112	01110000	70
Lower-case Q	q	Q	113	01110001	71
Lower-case R	r	R	114	01110010	72
Lower-case S	s	S	115	01110011	73
Lower-case T	t	T	116	01110100	74
Lower-case U	u	U	117	01110101	75
Lower-case V	v	V	118	01110110	76
Lower-case W	w	W	119	01110111	77
Lower-case X	x	X	120	01111000	78
Lower-case Y	y	Y	121	01111001	79
Lower-case Z	z	Z	122	01111010	7A
Left Brace	{	Shift [	123	01111011	7B
Vertical Bar	\|	Shift \	124	01111100	7C
Right Brace	}	Shift ]	125	01111101	7D
Tilde	~	Shift `	126	01111110	7E
Delta	D		127	01111111	7F

ASCII Character Chart with Decimal, Binary and Hexadecimal Conversions (2024)

FAQs

How to convert decimal to hexadecimal ASCII? ›

The character has an ASCII decimal equivalent. Divide the decimal by 16 and the remainder will be the rightmost hexadecimal digit. Divide the quotient by 16 until no longer divisible and that will be the last remainder which is to be the leftmost hexadecimal digit. A remainder of 10 is A, so 15 will be F.

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How to convert hexadecimal to ASCII characters? ›

Take each hex digit separately and if the input digit is 0 through 9, then add 48 (decimal, or 30 hex) to the number to get the equivalent ascii representation of that digit. If the number is 'a' through 'f', then add 87 (or 57 hex) to the digit to get an ascii representation of 'a' through 'f'.

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Is ASCII in hex or decimal? ›

ASCII, decimal, hexadecimal, octal, and binary conversion table

ASCII	Decimal	Hexadecimal
start of header	1	1
start of text	2	2
end of text	3	3
end of transmission	4	4

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What are the ASCII characters in hexadecimal? ›

Standard ASCII codes range from 0 to 127 in Decimal or 00 to 7F in Hexadecimal, they are mainly used for representing characters, such as characters "a" to "z" and number "0" to "9", these are called printable characters, note that code 0 to 31 (Decimal) in Standard ASCII are not printable, they are assigned for ...

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How to do ASCII conversions? ›

This is what makes it so easy to convert numbers to and from ASCII. If you have the ASCII code for a number you can either subtract 30h or mask off the upper four bits and you will be left with the number itself. Likewise you can generate the ASCII code from the number by adding 30h or by ORing with 30h.

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How to convert binary to ASCII? ›

Here's a way to convert binary numbers to ASCII characters that is often simple enough to do in your head.

1 - Convert every 4 binary digits into one hex digit. ...
2 - Split the string of hex digits into pairs. ...
3 - Convert each pair of hex digits into a decimal number. ...
4 - Convert the decimal numbers into ASCII characters.

Jul 26, 2011

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How to convert hex into binary? ›

Hex to Binary conversion

Write down each hex number separately.
Represent each hex digit by its binary equivalent number from the table¹.
Concatenate all the binary digits together to get the converted answer.
Discard any leading zeros at the left of the binary number.

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How to convert decimal to hexadecimal? ›

Method for Decimal to Hexadecimal Number System Conversion:

Step-1: First, divide the given number by 16. Step-2: The remainder left here, will produce the hex value. Step-3: Take the quotient from above and repeat steps 1-3 till quotient becomes 0. Step-4: Write all the remainders in reverse order.

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Which function is used to convert hexadecimal values to the ASCII characters? ›

You can use the unhexlify() function to convert a hexadecimal string to bytes and then decode it to ASCII using the decode() method.

How to convert decimal to ASCII code? ›

What is the method of converting the decimal number to ASCII code? - Quora. That's so simple. just add 48 to each digit of the decimal no. Add 48 to each digit in turn, that's your ASCII conversion.

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What is the ascii code for decimals? ›

Codes 0 through 31 and 127 (decimal) are unprintable control characters. Code 32 (decimal) is a nonprinting spacing character. Codes 33 through 126 (decimal) are printable graphic characters.

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How to convert from hex to decimal? ›

To convert a hexadecimal number to decimal, each digit is multiplied by the corresponding power of 16 and then the products are added together. The rightmost digit represents the units place, the next digit to the left represents the 16s place, the next digit represents the 256s place, and so on.

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How to convert characters to hexadecimal? ›

Converting characters to hexadecimal

Take a character, and convert it to its ASCII value. e.g. Z=90.
Divide by 16. This is the first part of the hex. 90/16 = 5.
The remainder is the second part of the hex. mod(90,16) = 10.
The hex value for 10 is A, so the hex for Z is 5A.

Jan 21, 2020

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What is the difference between ASCII and hexadecimal characters? ›

While hexadecimal (or hex) is a base 16 system used to simplify how binary is represented. A hex digit can be any of the following 16 digits: 0 1 2 3 4 5 6 7 8 9 A B C D E F (10 11 …) ASCII is a 7-bit character code where every single bit represents a unique character.

What are the 16 hexadecimal characters? ›

Hexadecimal numbers are represented by only 16 symbols. These symbols or values are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E and F. Each digit represents a decimal value.

How to convert decimal into hexadecimal? ›

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How to convert decimal number with decimal point to hexadecimal? ›

With the use of a decimal point, you may convert decimal to hexadecimal. We multiply the fractional part (decimal part) by 16 to convert any fractional number to a hexadecimal number. We multiply the fractional component by 16 until it equals 0 because the basis of a hexadecimal integer is 16.

How to convert decimal fraction to hexadecimal? ›

Here are the steps that are required for converting a number from decimal to hexadecimal:

Multiply the available fraction (given in base 10) using 16.
Separately write the real and the fractional part of our result so as to obtain them separately.
Multiply the fractional part by 16.

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How do you convert decimal 8723 to ASCII code? ›

ASCII conversion: To convert decimal 8,723 to ASCII, we need to convert each decimal digit to its ASCII code. 8 = 56 7 = 55 2 = 50 3 = 51 So, the ASCII codes for 8,723 are 56 55 50 51.

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