These are the Official Flags of the Proto Criteria
This is the Blue Flag of the Proto Criteria in the United States (aspect ratio = 3×5):
This is the White Flag of the Proto Criteria in the United States (aspect ratio 3×5):
The Red, White, and Blue are the same as those on the American Flag: Blue = Pantone 281C Red = Pantone 193C
Here are the Specifications (Drag cursor over image to magnify):
This is the White International Flag of the Proto Criteria for use outside of the United States (aspect ratio 2×3):
The Colors are simply Blue and White: RGB quantities R=0 G=0 B=128
Here are the Specifications (Drag cursor over image to magnify):