Letter Visibility Chart

Below is a guideline chart to help you gauge the required size of your sign. This chart is base on uppercase Helvetica lettering in natural lighting situations with optimal negative space. Other factors that may affect visibility and letter size requirements are: font selection, color scheme, traffic and weather conditions and sign standoff. Please contact us for a consultation.



Viewing Distance Max Impact Distance Min Letter Height
100ft 30ft 3 inches
150ft 40ft 4 inches
175ft 50ft 5 inches
200ft 60ft 6 inches
275ft 70ft 7 inches
350ft 80ft 8 inches
400ft 90ft 9 inches
450ft 100ft 10 inches