Day-night channel lettersChannel letters are three-dimensional individual letters or logo shapes, typically illuminated with LEDs and mounted on a storefront. View entry. show one face color during the day and a different illuminated color at night.

How the effect works

The face is covered with a day color film or print. Tiny openings in the film let LED light pass through at night, so the illuminated color can be different from the daytime face color.

When to consider it

• You want dark daytime letters with bright white, red, or colored nighttime illumination.
• Brand colors need to look different in daylight and after dark.
• You want the letters to stay readable without giving up a specific daytime color.