The flag of the Soviet Union (1922–1991) consisted of a plain red flag with a cross-peen hammer crossed with a sickle (hammer and sickle) and a red star in the upper canton.
The flag of Russia is a tricolor flag of three horizontal equal fields, white on the top, blue in the middle and red on the bottom. It can be seen on public offices, the faces of football fans and in the hands of foreign tourists in Red Square, Moscow.
The flag of Russia has no official construction meaning of colors. You can imagine your own nice bright meanings.