Please see the attachment.
You need to use valuelist function for these in your charts.
In the Data section you can have either 2 dimensions or measures,so replace either one of these with valuelist function.
In Colors section select Custom->By Expression and use the function with RGB code mentioning the required colors.
The parameters you mention in the function however appears in the chart,in order to avoid it use single & double spaces as separator.
Follow the above steps in which ever chart you want.
SOFIA(SALES).qvf 224.0 K