ΔE 11.0, fair: the same colour family, but not a straight swap. Grey Violet RLM75 is noticeably lighter than Graphene Gray.
Only where an exact match doesn’t matter, such as a new unit or a highlight. Fair match (ΔE 11). Grey Violet RLM75 is noticeably lighter than Graphene Gray.
The same difference applies the other way round: Graphene Gray is noticeably darker.
ΔE is the colour difference between our two swatch estimates: under about 6 is close, over about 15 is loose. Real paints also differ in finish, coverage and how they thin, so test before you commit.
See Graphene Gray on the colour wheel See Grey Violet RLM75 on the colour wheel
All matches: Graphene Gray equivalents · Grey Violet RLM75 equivalents