The flag of the Central African Republic has an aspect ratio of 2:3. It features four horizontal stripes, a vertical stripe, and a yellow star in the upper left corner. The horizontal stripes are (from top to bottom) blue, white, green, and yellow. The vertical red stripe is in the middle of the flag, cutting through the horizontal stripes.

Color codes:

• Blue: Pantone 286 C, HEX #0033A0
• White: Pantone White, HEX #FFFFFF
• Green: Pantone 347 C, HEX #009E49
• Yellow: Pantone Yellow C, HEX #FFD700
• Red: Pantone 186 C, HEX #E2231A

Geometric properties and measurements:

1. The horizontal stripes are equal in width, each occupying 1/4 of the flag's height.
2. The vertical red stripe has a width equal to 1/5 of the flag's length.
3. The yellow star is five-pointed and centered within the blue stripe, with its center located at 1/6 of the flag's length from the hoist side.