The flag of Brazil has a green field with a large yellow diamond in the center, inside which there is a blue circle with 27 small white stars and a white band with the national motto "Ordem e Progresso." Here are the details:

Colors:

• Green: Pantone 355 C, HEX #009C3B
• Yellow: Pantone 116 C, HEX #FFCC29
• Blue: Pantone 280 C, HEX #002776
• White: HEX #FFFFFF

Aspect ratio: 7:10

Geometric properties and measurements:

• The yellow diamond's vertices touch the midpoint of each side of the rectangle.
• The blue circle has a diameter equal to 35% of the flag's width.
• The 27 white stars represent the Brazilian states and are arranged in nine constellations as they appear in the sky over Rio de Janeiro on November 15, 1889.

Other relevant information:

• The white band inside the blue circle has the national motto "Ordem e Progresso" ("Order and Progress") inscribed in green letters.