Think that "Medium Turquoise" would go nice on that Valiant Wagon, full one color.
Have a gallon and a half here of Acrylic Enamel in the Omini Paint Line by Pittsburg Paints. FROST GREEN about same exact color that can be mixed at your local PPG Auto Paint Store..
Chrysler G2 color code: Frost Green
that came on the 74 Darts
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This last picture looks more like the Light Turquoise