I know an artist who has worked on creating colour palettes (for a living, through commissions and art works) and creating light art works, who claims that most

I know an artist who has worked on creating colour palettes (for a living, through commissions and art works) and creating light art works, who claims that most people are very poor at precieving colours because our brains so quickly adapt to changing lightning conditions. His conclusion is that there is no such thing as absolute colour perception.