pallou Palau has a blue flag with a yellow circle.
Brazil has a green flag with a blue circle inside a yellow diamond.
Blue, and a number of yellow stars making a circle in the middle.
it is dark blue and has a big yellow circle with a gold star in the middle.
Bangladesh
it is dark blue and has a big yellow circle with a gold star in the middle.
The Expedia logo has a blue circle and yellow airplane.
it is royal blue and has twelve corn yellow in a circle inf the middle of it.
it is royal blue and has twelve corn yellow in a circle inf the middle of it.
That's the flag of Barbados .
Japan has a white circle in the middle of its flag.
The European Union flag is a blue background with a circle of 12 yellow stars.
The country with a green flag and yellow diamond is Brazil. The flag features a green field with a yellow diamond in the center containing a blue circle with 27 white stars arranged in the pattern of the night sky over Rio de Janeiro on November 15, 1889.