Nuno, have a look here for a way to do it,

http://www.cpearson.com/excel/colors.htm
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Paul B
Always backup your data before trying something new
Please post any response to the newsgroups so others can benefit from it
Feedback on answers is always appreciated!
Using Excel 2002 & 2003

"Nuno Jácome" wrote in message
...
How could I sum only the red values from A1:A10
I heard about sumcolor fucntion, but I could find it on my excel.

Any help