According to https://en.wikipedia.org/wiki/Flag_of_Ukraine
the colors are

Strong azure, RGB 0, 98, 183
Yellow, RGB 255, 215, 0

If you have the Classic Stripes Paint Jobs DLC, use Rush paint job


Alternatively, use Ambiente paint job which requires no DLC



Use Divided paint job, which requires no DLC.



Use Serenity paint job from Classic Stripes DLC.


Or use Divided, which requires no DLC.



Use Divided, which requires no DLC.



Use Divided, which requires no DLC



Use Divided, which requires no DLC



Use Divided, which requires no DLC


Alternatively, you can use Serenity from the Classic Stripes DLC



Use Serenity from the Classic Stripes DLC


Not optimal, but Divided is your best result without DLC



Use Divided, which requires no DLC


Alternatively, you can use Serenity from the Classic Stripes DLC



Use Divided, which requires no DLC


Alternatively, you can use Serenity from the Classic Stripes DLC



Use Divided, which requires no DLC



Use Divided, which requires no DLC



Use Selection, which requires no DLC


Alternatively, you can use Serenity from the Classic Stripes DLC