The flag of Romania has three vertical stripes: blue, yellow, and red (from hoist to fly). The exact color codes for the flag are:

• Blue: #002B7F
• Yellow: #FCD116
• Red: #CE1126

The aspect ratio of the flag is 2:3. The width of each stripe is equal, with a measurement of one-third of the flag's width. The height of the flag is twice the width of the middle stripe.

The geometric properties of the flag are that it is rectangular with a 2:3 ratio and three vertical stripes of equal width.