Broadcast Teletext Specification

TELETEXT CHARACTER CODES

  b7..5 000 001 010 011 100 101 110 111  
b4..1   0 1 2 2a 3 3a 4 5 6 6a 7 7a <- Col
0000   NUL(1) DLE(1)   0 @ P   p  
0001 1 Alpha Red Graphics Red ! 1 A Q a q
0010 2 Alpha Green Graphics Green " 2 B R b r
0011 3 Alpha Yellow Graphics Yellow £ 3 C S c s
0100 4 Alpha Blue Graphics Blue $ 4 D T d t
0101 5 Alpha Magenta Graphics Magenta % 5 E U e u
0110 6 Alpha Cyan Graphics Cyan & 6 F V f v
0111 7 Alpha White (2) Graphics White (2) ' 7 G W g w
1000 8 Flash Conceal display ( 8 H X h x
1001 9 Steady (2) Contiguous Gfx (2) ) 9 I Y i y
1010 10 End Box (2) Separated Gfx * : J Z j z
1011 11 Start Box ESC (1) + ; K k ¼
1100 12 Normal height (2) Black Background (2) , < L ½ l ||
1101 13 Double height New Background - = M m ¾
1110 14 S0 Hold Graphics . > N n ÷
1111 15 S1 Release Graphics (2) / ? O # o block
  Row                          

Codes may be referred to by their column and row: e.g. 2/5 refers to %

(1) These control characters are reserved for compatibility with other data codes
(2) These control characters are presumed before each row begins.

Black represents display foreground colour.
White represents display background colour.

The latest teletext spec allows codes 00 and 10 to be Alpha Black and Graphics Black respectively,
though cautions that some older equipment may interpret these code differently.