CAM, UCS, perceptual, and other color spaces black magic

[nosle]

@anon41087856

Now, don’t start trying to convince me that it’s still ok to push nails with a screwdriver, because if you don’t see the holes you poked in the drywall when missing the nail twice, I do. If this demonstration is not enough for you, then you are a believer, so please keep reproducing with your sister on your own highland and don’t seek respect from me.

@Entropy512

norms not only CAN fail, they routinely fail and in fact the “recommended settings” are failing by default.

@Entropy512

for a constant luminance input, a highly saturated blue comes out completely white but a less saturated blue does not

Darktable's Filmic RGB defaults render this desaturated

Your edit is quite OK. I know the JPEGs aren’t always truthful. Maybe I’ve chosen a bad reference image because nobody but me was there on the scene and even the JPEGs tend to be right, sometimes. However… everybody knows what a person looks like. P1210174.RW2 (18.9 MB) My fast render (looks human enough to me): [P1210174] P1210174.RW2.xmp (7.2 KB) Filmic RGB defaults (looks like it’s about to die soon): [P1210174]