Does OkLab work in those cases? XYZ values from potentially problematic images (these are with darktable, so with a D50 pipeline illuminant):
- https://github.com/sobotka/Testing_Imagery/raw/refs/heads/main/DSC_0454_BT709_linear.exr XYZ: 0.013360, -0.468468, 2.643037
- A fairly high contrast scene AT001219.DNG, XYZ: -0.358488, -0.105866, 0.319396
- Christmas at Mottisfont DSCF1491.RAF, XYZ: 0.025201, -0.273150, 1.574286
- Experimenting with ICC Preference Profile and working profile... _5D_03799.CR2, XYZ: 0.014654, -0.011099, 0.078554
- Feedback / Development: Filmic, Baby Step to a V2? - #1876 by barselino - Blender Development Discussion - Blender Artists Community DSCK6333.RAF (on the Google Drive link), XYZ: 0.093385, -1.323583, 8.031495