Gas tank label K6

[Habanero52]

What is the correct fuel tank "Preserve Nature" label color for a K6 Antares Red?

 

[jpdevol]

I recall all those "Preserve Nature" labels being black on white
http://honda750expert.com/ lists this for all K5's and nothing different for K6

CMSNL occasionally has reproduction decals https://www.cmsnl.com/honda-cb750k6-four-1976-usa_model494/partslist/F++12.html