Icm extension is related to Monitor color file. You can open icm files with Monitor color settings.
It is a color profile file that used with Adobe Photoshop or similar softwares. For catching the same color tone with the different visualization devices, you are going to need icm files. Icm files are used with kodak brand colorization systems. Similarly .icc files are also used. You can call these files from control desk by following these steps:
Control Panel> Display Settings > Developed Color management > Add
What to use icm
Monitor color settings
which page related to icm file
icm Related Searches
You can check related links about icm fileextension.