XnView Software

Looks like the sRGB option alters the saved file but only when is use the save dialog.

You used different compression settings! In most cases the compression effort (=efficiency) is the problem.

Nope, its 7 and quality 85 on booth photos.
I tried lossless compression 7 and the colors are as expected on booth photos. They have also a different filesize. :?
The hex comparison shows ...

XnView: MP Windows Version 1.4.0 64bits
OS: Windows 10 64bit

When i save a JPEG-XL with the save dialog, i get a slightly wrong colored photo, saved with batch it is normal.

Effect: wrong colors

Here a the sample photos.

https://0x777.de/xnview/