Done some researches and come up with discoveries.
Su-47 Color 2 : Based on a Su-30 color, complete with the bort number 56.
Su-37 Color 2 : It's the Su-35 testbed for Su-35S' new engine, the 177S. Complete with the 710 number.
Su-35 Color 2 : Real color, the first produced Su-35. Not sure if the real thing has the 35 number.
Su-33 Color 2 : It's a Su-35. Complete with the 703 number. Well, the color has appeared in the PS2 games..
Su-24 Color 2 : Found nothing, seems to be a real color, but I haven't found the picture.
MiG-29 Color 2 : It's the second prototype of MiG-29K. Complete with 312 number.
MiG-21 Color 2 : No clear picture yet. Seems to be a real color though. Probably from the Soviet Air Force.
PAK FA Color 2 : It's based on the in-game Su-27. Complete with the 305 number. It's a real world color. Su-27 with 305 number exists in real life.
Su-34 Color 2 : Based on a Su-35. Complete with 709 number. Shape similarity, I guess...
Su-25 Color 2 : Again, a real world color. Complete with 84 number.
Mi-24 Color 2 : Is this color real...?
I think the real planes with those colors are some notable aircraft...