Letter Visibility Chart

 

Letter Height

Maximum Impact

Maximum Readable distance

5/8”

 

15’

3/4”

the following distances

18’

7/8”

will vary approximately

21’

1”

10% with various color

24’

1 1/4”

combinations. Maximum

30’

1 1/2”

distance in color would

36’

1 3/4”

be RED or BLACK

42’

2”

on a white background.

48’

2 1/2”

 

60’

3”

30’

100’

4”

40’

150’

6”

60’

200’

8”

80’

350’

9”

90’

400’

10”

100’

450’

12”

120’

525’

15”

150’

630’

18”

180’

750’

24”

240’

1000’

30”

300’

1250’

36”

360’

1500’

42”

420’

1750’

48”

480’

2000’

54”

540’

2250’

60”

600’

2500’

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