The color wheel is one of the few finite axioms that arises from human experiences, but rather than suggesting realism or objectivism, could it be evidence of the problem of 'complete knowledge'?
The fundamental premise about the nature of realty that philosophers call realism permeates almost all human belief systems, including religion, science & spirituality.
Looking for external causes to the effects we experience internally requires making an assumption about existence that is also the basis of every religion.
How a combination of privilege, denial and attachment have created exclusive and sometimes toxic narratives within non-materialist teachings.
The body you experience is also home to trillions of other living organisms with minds of their own, which brings up interesting questions about the self, reality and free will.