i have an ho scale sd 70 ACe union pacific. Does anyone know what color and brand matches the grey on that engine the best? I need to do a little touch up and paint the ditch lights. Thanks
https://www.microscale.com/Floquil%20Color%20Chart.pdf
Probably UP harbor mist gray....
Alternately if you wanted to go with a latex, You could take it to Home Depot and ask them to CAREFULLY put it in their paint scanner (you might ask if you can hold it while they scan). My local one mixed and mixed until I got a close enough match for INRD gray.