Wella Color Conversion Chart Is There A Comparison Chart For Redken And Wella Koleston Colors?

Is there a comparison chart for Redken and Wella Koleston colors? - wella color conversion chart

Her hair dyed in a salon in New York, the Wella Koleston used. But in the salons near my house every use Redken products and has not managed to reproduce my Koleston Wella color. Is there a conversion chart - something like "if you Koleston Wella Color A, then Z Redken Color"?