ASCII Table

The standard 7-bit ASCII table — control characters 0–31 plus DEL, and printable characters 32–126. Search by decimal, hex, character, or name.

128 of 128 characters

Char	Dec	Hex	Oct	Binary	Name	Description
NUL	0	00	000	00000000	NUL	Null
SOH	1	01	001	00000001	SOH	Start of heading
STX	2	02	002	00000010	STX	Start of text
ETX	3	03	003	00000011	ETX	End of text
EOT	4	04	004	00000100	EOT	End of transmission
ENQ	5	05	005	00000101	ENQ	Enquiry
ACK	6	06	006	00000110	ACK	Acknowledge
BEL	7	07	007	00000111	BEL	Bell
BS	8	08	010	00001000	BS	Backspace
HT	9	09	011	00001001	HT	Horizontal tab
LF	10	0A	012	00001010	LF	Line feed
VT	11	0B	013	00001011	VT	Vertical tab
FF	12	0C	014	00001100	FF	Form feed
CR	13	0D	015	00001101	CR	Carriage return
SO	14	0E	016	00001110	SO	Shift out
SI	15	0F	017	00001111	SI	Shift in
DLE	16	10	020	00010000	DLE	Data link escape
DC1	17	11	021	00010001	DC1	Device control 1 (XON)
DC2	18	12	022	00010010	DC2	Device control 2
DC3	19	13	023	00010011	DC3	Device control 3 (XOFF)
DC4	20	14	024	00010100	DC4	Device control 4
NAK	21	15	025	00010101	NAK	Negative acknowledge
SYN	22	16	026	00010110	SYN	Synchronous idle
ETB	23	17	027	00010111	ETB	End of transmission block
CAN	24	18	030	00011000	CAN	Cancel
EM	25	19	031	00011001	EM	End of medium
SUB	26	1A	032	00011010	SUB	Substitute
ESC	27	1B	033	00011011	ESC	Escape
FS	28	1C	034	00011100	FS	File separator
GS	29	1D	035	00011101	GS	Group separator
RS	30	1E	036	00011110	RS	Record separator
US	31	1F	037	00011111	US	Unit separator
space	32	20	040	00100000	Space	Punctuation / symbol
!	33	21	041	00100001	Exclamation mark	Punctuation / symbol
"	34	22	042	00100010	Double quote	Punctuation / symbol
#	35	23	043	00100011	Number sign	Punctuation / symbol
$	36	24	044	00100100	Dollar sign	Punctuation / symbol
%	37	25	045	00100101	Percent sign	Punctuation / symbol
&	38	26	046	00100110	Ampersand	Punctuation / symbol
'	39	27	047	00100111	Single quote	Punctuation / symbol
(	40	28	050	00101000	Left parenthesis	Punctuation / symbol
)	41	29	051	00101001	Right parenthesis	Punctuation / symbol
*	42	2A	052	00101010	Asterisk	Punctuation / symbol
+	43	2B	053	00101011	Plus sign	Punctuation / symbol
,	44	2C	054	00101100	Comma	Punctuation / symbol
-	45	2D	055	00101101	Hyphen-minus	Punctuation / symbol
.	46	2E	056	00101110	Full stop	Punctuation / symbol
/	47	2F	057	00101111	Slash	Punctuation / symbol
0	48	30	060	00110000	Digit 0	Digit
1	49	31	061	00110001	Digit 1	Digit
2	50	32	062	00110010	Digit 2	Digit
3	51	33	063	00110011	Digit 3	Digit
4	52	34	064	00110100	Digit 4	Digit
5	53	35	065	00110101	Digit 5	Digit
6	54	36	066	00110110	Digit 6	Digit
7	55	37	067	00110111	Digit 7	Digit
8	56	38	070	00111000	Digit 8	Digit
9	57	39	071	00111001	Digit 9	Digit
:	58	3A	072	00111010	Colon	Punctuation / symbol
;	59	3B	073	00111011	Semicolon	Punctuation / symbol
<	60	3C	074	00111100	Less-than sign	Punctuation / symbol
=	61	3D	075	00111101	Equals sign	Punctuation / symbol
>	62	3E	076	00111110	Greater-than sign	Punctuation / symbol
?	63	3F	077	00111111	Question mark	Punctuation / symbol
@	64	40	100	01000000	At sign	Punctuation / symbol
A	65	41	101	01000001	Uppercase A	Uppercase letter
B	66	42	102	01000010	Uppercase B	Uppercase letter
C	67	43	103	01000011	Uppercase C	Uppercase letter
D	68	44	104	01000100	Uppercase D	Uppercase letter
E	69	45	105	01000101	Uppercase E	Uppercase letter
F	70	46	106	01000110	Uppercase F	Uppercase letter
G	71	47	107	01000111	Uppercase G	Uppercase letter
H	72	48	110	01001000	Uppercase H	Uppercase letter
I	73	49	111	01001001	Uppercase I	Uppercase letter
J	74	4A	112	01001010	Uppercase J	Uppercase letter
K	75	4B	113	01001011	Uppercase K	Uppercase letter
L	76	4C	114	01001100	Uppercase L	Uppercase letter
M	77	4D	115	01001101	Uppercase M	Uppercase letter
N	78	4E	116	01001110	Uppercase N	Uppercase letter
O	79	4F	117	01001111	Uppercase O	Uppercase letter
P	80	50	120	01010000	Uppercase P	Uppercase letter
Q	81	51	121	01010001	Uppercase Q	Uppercase letter
R	82	52	122	01010010	Uppercase R	Uppercase letter
S	83	53	123	01010011	Uppercase S	Uppercase letter
T	84	54	124	01010100	Uppercase T	Uppercase letter
U	85	55	125	01010101	Uppercase U	Uppercase letter
V	86	56	126	01010110	Uppercase V	Uppercase letter
W	87	57	127	01010111	Uppercase W	Uppercase letter
X	88	58	130	01011000	Uppercase X	Uppercase letter
Y	89	59	131	01011001	Uppercase Y	Uppercase letter
Z	90	5A	132	01011010	Uppercase Z	Uppercase letter
[	91	5B	133	01011011	Left square bracket	Punctuation / symbol
\	92	5C	134	01011100	Backslash	Punctuation / symbol
]	93	5D	135	01011101	Right square bracket	Punctuation / symbol
^	94	5E	136	01011110	Caret	Punctuation / symbol
_	95	5F	137	01011111	Underscore	Punctuation / symbol
`	96	60	140	01100000	Backtick	Punctuation / symbol
a	97	61	141	01100001	Lowercase a	Lowercase letter
b	98	62	142	01100010	Lowercase b	Lowercase letter
c	99	63	143	01100011	Lowercase c	Lowercase letter
d	100	64	144	01100100	Lowercase d	Lowercase letter
e	101	65	145	01100101	Lowercase e	Lowercase letter
f	102	66	146	01100110	Lowercase f	Lowercase letter
g	103	67	147	01100111	Lowercase g	Lowercase letter
h	104	68	150	01101000	Lowercase h	Lowercase letter
i	105	69	151	01101001	Lowercase i	Lowercase letter
j	106	6A	152	01101010	Lowercase j	Lowercase letter
k	107	6B	153	01101011	Lowercase k	Lowercase letter
l	108	6C	154	01101100	Lowercase l	Lowercase letter
m	109	6D	155	01101101	Lowercase m	Lowercase letter
n	110	6E	156	01101110	Lowercase n	Lowercase letter
o	111	6F	157	01101111	Lowercase o	Lowercase letter
p	112	70	160	01110000	Lowercase p	Lowercase letter
q	113	71	161	01110001	Lowercase q	Lowercase letter
r	114	72	162	01110010	Lowercase r	Lowercase letter
s	115	73	163	01110011	Lowercase s	Lowercase letter
t	116	74	164	01110100	Lowercase t	Lowercase letter
u	117	75	165	01110101	Lowercase u	Lowercase letter
v	118	76	166	01110110	Lowercase v	Lowercase letter
w	119	77	167	01110111	Lowercase w	Lowercase letter
x	120	78	170	01111000	Lowercase x	Lowercase letter
y	121	79	171	01111001	Lowercase y	Lowercase letter
z	122	7A	172	01111010	Lowercase z	Lowercase letter
{	123	7B	173	01111011	Left curly brace	Punctuation / symbol
\|	124	7C	174	01111100	Vertical bar	Punctuation / symbol
}	125	7D	175	01111101	Right curly brace	Punctuation / symbol
~	126	7E	176	01111110	Tilde	Punctuation / symbol
DEL	127	7F	177	01111111	DEL	Delete

Reference

Codes 0–31 and 127 are control characters — they have no glyph.

A = 65, a = 97 — a 32 offset, i.e. bit 5.

0 = 48, so digit value = code − 48.