Yes, all Fitzpatrick skin types are found to suit the Helyx Hybrid Dye colours.
Here is a guide to the Helyx Hybrid Dye and Fitzpatrick skin typing (Please note this is a guide only):
Fitzpatrick 1 = Maple Sugar / Smokey Blonde / Honey Blonde
Fitzpatrick 2 = Maple Sugar / Smokey Blonde / Honey Blonde / Auburn Haze
Fitzpatrick 3 = Mocha Charm / Hazelwood / Maple Sugar / Auburn Haze
Fitzpatrick 4 = Mocha Charm / Hazelwood
Fitzpatrick 5 = Onyx Noir / Mocha Charm
Fitzpatrick 6 = Onyx Noir / Mocha Charm