You could start off with a Pastel 100% het Axanthic and breed it to a het Axanthic or an Axanthic to make the Pastel Axanthic...
VPI Axanthic x Blonde Pastel
http://i81.photobucket.com/albums/j2...stel003l-1.jpg
Blonde Pastel 100% het VPI Axanthic
http://i81.photobucket.com/albums/j2...anthic033s.jpg