I have night color set to always on, but after booting, night color is not active. Opening night color on systems settings and adjusting the temperature slider to a different value and clicking apply causes night color to activate. This has been occurring on both Kubuntu and Fedora KDE for months.
Operating System: Kubuntu 22.04 KDE Plasma Version: 5.24.7 KDE Frameworks Version: 5.92.0 Qt Version: 5.15.3 Kernel Version: 5.19.0-41-generic (64-bit) Graphics Platform: X11
Operating System: Fedora Linux 37 KDE Plasma Version: 5.27.2 KDE Frameworks Version: 5.103.0 Qt Version: 5.15.8 Kernel Version: 6.1.18-200.fc37.x86_64 (64-bit) Graphics Platform: X11