You can change them via adb as described here:
https://discuss.grapheneos.org/d/23869-monet-dynamic-color-customization-options-setting-wadb
Still to be refined:
- Which variables are possible on each Android version (e.g. VIBRANT...some where added later)
- support of custom images as wallpapers? (likely later?)
- support without adb possible somehow? That would mean Roborazzi (and maybe Paparazzi) support would be possible
You can change them via adb as described here:
https://discuss.grapheneos.org/d/23869-monet-dynamic-color-customization-options-setting-wadb
Still to be refined: