Hi Doug, Thank you for the info. I tried P3D65 from ACES1.1, but it uses a gamma of 2.6, rather than the sRGB gamma of the iMac P3 displays, so in the end, I modified the ACES configs, creating a new

I am starting to adopt ACES1.0.3, and have a question about the iMac P3 displays. Most people seem to use ACES sRGB for viewing, but this is quite different from the display P3 color space. What displ