File Extension Library


.OCO File Extension

  • Category: Settings, options, themes or skins Files

What is an .OCO file?

.OCO file extension has been classified as Settings, options, themes or skins Files.

.OCO is Open Color Format palette

The oco file extension is associated with the Open Colors Tools, a software tool for macOS (OS X), which allows users to define colors.

The oco file stores color palette in Open Color Format, created by Open Color Tools.


How to open:

Use Open Color Tools to work with *.oco files.

How to convert:

As far as we know, this .oco file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to Open .OCO file on different platforms

Open .OCO File on Windows

  • Right-click a .OCO
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .OCO file and Select check box "Always use this app to open .OCO files" Press "Ok"

Open .OCO File on Mac

  • Right-click (or Ctrl + Left-click) the .OCO file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .OCO File on Linux

Right click on the .OCO file, choose "Open with" and select a program from the list above

Open .OCO File on iPhone

Select a file. If you don't see an application to open the .OCO file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .OCO File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .OCO files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .OCO files

  1. You need to update the application that you normally use to open .OCO files. Only the latest version of the software supports the current .OCO file format
  2. You need to check the .OCO file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)