You can choose to run any publicly uploaded Trading Paints scheme assuming you have an account. You just click the blue 'Race this Paint' button and next time you load up an iracing session with that car and trading paints running that will be your scheme.
Im a yellow numbers fan, but it has to work, and in this case it doesnt.
For me it just feels like a re hash of last years scheme. I was looking forward to something new and fresh and instead feel like they just showed us an alternative 2018 scheme