(Medium Blue : GM : 1970 - 1990)
At PaintRef.com we have records of this paint for over 20 years of use, and across 5 manufacturers/makes.

This code is listed in our database as an offset listing to PPG code 2188; therefore, the results below are from that code.

1977 paint by GM with a promotional name of Medium Blue. This blue automotive paint color is most commonly known as Medium Blue. Other common color promotional names include Hawaiian Blue and Blue. The color formulation has been used between 1970 and 1990, primarily by GM; but also by Chevrolet, Company Fleet Vehicles, Fleetwood, GMC, and International Harvester. We have records of this color appearing on the model of Motor Home and International Harvester Truck. See the full detailed list below. The use of this paint is for main body and special order color.

The two Companies/Organizations with Fleet Vehicles using this color are: Century Geophysical and Diebold Inc.

The short make/year code for this paint on a 18683 in 1977, is 23. Careful when using this paint code along with the make and year to specify this paint since it is may not be unique. You can check the paint code here: 23. The longer GM paint manufacturing code, sometimes called the "Fisher paint code", is WA5190. The longer Chrysler paint manufacturing code, sometimes called the "Dodge Truck paint code" is DT8623. These longer manufacturing codes are useful for tracking paint usage.

Example of 1977 GM Medium Blue See more information on "1977 GM Medium Blue"
or see paints with short model/year code of : 23
or See all paints named "Medium Blue" or "Medium"
See other Blue 1977 GMC paint shades
or See all Blue GMC paint shades

Examples of paint code 1977 GM Medium Blue (click on image for larger/detailed view)


Usage list 1977 GM Medium Blue paint (more information)

year	make	model	code	paint name	comment
				Blue	|PPG/Dupont Cross-Ref 1990|
					|Mack Truck Dupont Imron PPG Durethane Offset Listing| June 1988
	GM		23	Medium Blue	70-79, |Autocolor Colour Register 1998-1999|
	GM		510	Medium Blue	70-79, |Autocolor Colour Register 1998-1999|
1970				Medium Blue	|2003 Autocolor Commercial Transport Color Register|, ppg best guess
1970				Medium Blue	|Autocolor CT Colour Register Nov 2011|
1970	Chevrolet	Chevy Truck	510	Medium Blue
1970	GM		510	Medium Blue
1970	GMC	GMC	510	Medium Blue
1971	Chevrolet	Chevy Truck	510	Medium Blue
1971	GM		510	Medium Blue
1971	GMC	GMC	510	Medium Blue
1972	Chevrolet	Chevy Truck	510	Medium Blue
1972	GM		510	Medium Blue
1972	GMC	GMC	510	Medium Blue
1973	GM		510	Medium Blue
1973	GMC	GMC	510	Medium Blue
1974	Chevrolet	Chevy Truck	23,501	Hawaiian Blue	10-90 series, Blazer
1974	GM		23,501	Hawaiian Blue
1974	GMC	GMC	501	Hawaiian Blue
1975	Chevrolet	Chevy Truck	23	Hawaiian Blue
1975	GM		23	Hawaiian Blue
1975	GMC	GMC	23	Hawaiian Blue
1976	Chevrolet	Chevy Truck	23	Hawaiian Blue
1976	GM		23	Hawaiian Blue
1976	GMC	GMC	23	Hawaiian Blue
1977	Chevrolet	Chevy Truck	23	Medium Blue
1977	GM		23	Medium Blue
1977	GMC	GMC	23	Medium Blue
1978	Chevrolet	Chevy Truck	23	Medium Blue
1978	GM		23	Medium Blue
1978	GMC	GMC	23	Medium Blue
1979	Chevrolet	Chevy Truck	23	Medium Blue
1979	GM		23	Medium Blue
1979	GMC	GMC	23	Medium Blue
1980	Fleetwood	Motor Home		Hawaiian Blue	Southwind
1985	International Harvester	Truck	6794	Blue	Custom, |IH MT-90 Parts Merchandising Catalog|, ppg/name best guess
1990	Fleet	Century Geophysical		Blue
1990	Fleet	Diebold Inc		Blue

Paint Manufacturer Codes
GM(Fisher code) : WE5190, WEA5190, WA5190
Chrysler/Dodge : DT8623
Make/Year Code : 23, 510, 501, 6794
PPG/Ditzler : 2188 (possible alternative codes: best)
Dupont : 5183DH, 5183A, 05183, 5183D, 5183L, 5183, 766BM865
Spies Hecker : 58836
Sherwin Williams : 3230
RM/BASF : 2253
Autocolor ICI Nexa : EA69, EA69B

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