Our AOM states with a flaps-up landing we use VREF_40 +55.
Looking at your weight of 68KG the VREF_40 is 144kts.
144+55 =
199kts
Note that the flaps-up VREF is likely above the max tire speed.
The above information should be in your companies Non-Normals section of the AOM.
Cheers !