ACB File Type

- The quick facts

What are ACB files and how to open them

Are you having problems opening an ACB file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is an ACB file?

ACB files have multiple uses, and Adobe Photoshop Color Book is one of them.

Adobe Photoshop Color Book

These ACB files contain the colors used in Adobe Photoshop. Easily comply with color standards for printing an image versus using it on your computer, using this file. Adobe Photoshop uses ACB to load custom color books.

How to open ACB files

Important: Different programs may use files with the ACB file extension for different purposes, so unless you are sure which format your ACB file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested 4 different ACB openers which you will find listed below.

Last updated: February 23, 2021

More file formats using the ACB extension

Through our research of ACB files, we know that the following formats exist. However, we have not yet analyzed them in detail, and we would love to hear from you if you have information about either of them.

AutoCAD Color Book

Various apps that use files with this extension

These apps are known to open certain types of ACB files. Remember, different programs may use ACB files for different purposes, so you may need to try out a few of them to be able to open your specific file.

ATLAS.tiATLAS.tiUser submitted
Instant AccessInstant AccessUser submitted
ACBPlusACBPlusUser submitted
MyFirewallMyFirewallUser submitted