Red, Blue and Yellow flags of the world
    Andorra, Chad, Colombia, Democratic Republic of the Congo, Ecuador, Moldova, Mongolia and Romania have red, blue and yellow colors in their national flags
    Andorra flag

    Chad flag

    Colombia flag

    Democratic Republic of the Congo flag
     Dem. Rep. of the Congo

    Ecuador flag

    Moldova flag

    Mongolia flag

    Romania flag

    World Flags - Page 27 of 66
    Flags of the World