File:Scout Association of Japan.svg has a preferable color variant, I am mailing the construction sheet that was published. If you can manage a silvery-color, the central mirror device and the stars are silver, and the lettering at the bottom is kind of a vermillion, the closest computer color I can come is Hex triplet #E34234.
File:Scouting Ireland.svg has a preferable color variant, I am mailing my mockup-the colors are as close as I can do, light green shamrock, dark green fill, ignore the black bordering, that just happened when I recolored the thing for you.