|Flag of Monaco|
|Adopted||April 4, 1881 |
|Designed by||Two equal horizontal bands, red (top) and white (bottom)|
|Proportions||4:5 or 2:3 |
The flag of Monaco is an equal horizontal bicolor of red and white.
Red and white are the colors of the Grimaldi family which has ruled Monaco since the 1200s. 
The flag's colors are based on the shield colors on the Monacan coat of arms. Whereas, the flag has a similar design to the Indonesian flag.