Hi all,

My first post! I have used ImageJ for some basic calculation. I have not found a post that address a problem like mine.

I need to calculate the area of 5 set colors in a .jpg. The idea would be to set parameters for 5 colors and then calculate the area of these colors. How do I go about doing this? I think this is very simple but my novice skills have had a hard time doing this. Here is a picture:

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Thank you very much,

Joaquin