Permanent color results with mixing Peroxid 6 %, 9 % or 12 % and the identical Semi-permanent color results with mixing:

SOFT COLORATION:   with 3 % Peroxide 

(you can then create either tone-on-tone- or darker recipes) and

LIGHT COLORATION:  with 1,9 % Peroxide 

(you can then create either tone-on-tone or darker recipes)