The flag of the Falkland Islands is a British Blue Ensign with the Union Jack in the upper hoist-side quadrant and the Falkland Islands coat of arms on the right side of the fly. The aspect ratio of the flag is 1:2.

Colors:

• Blue (Blue Ensign): Pantone 280 C, HEX #002868, RGB(0,40,104)
• Red (in Union Jack and Coat of Arms): Pantone 186 C, HEX #C8102E, RGB(200,16,46)
• White (in Union Jack and Coat of Arms): Pantone White, HEX #FFFFFF, RGB(255,255,255)
• Yellow (in Coat of Arms): Pantone Yellow 109 C, HEX #FFD700, RGB(255,215,0)
• Green (in Coat of Arms): Pantone 355 C, HEX #009A49, RGB(0,154,73)

Geometric properties and measurements:

• Union Jack occupies ¼ of the flag’s width in the upper hoist-side quadrant.
• Coat of Arms is centered on the right half of the flag (the fly) and has a height of ½ the width of the flag.

These details cover the colors, aspect ratio, geometric properties, and measurements of the Falkland Islands flag.