/usr/share/themes/Koynacity/xfwm4/themerc is in xfwm4-themes 4.10.0-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | active_text_color=#ffffff
active_text_shadow_color=#4B4D6C
button_layout=O|HMC
button_offset=-2
button_spacing=0
full_width_title=true
inactive_text_color=#cccccc
inactive_text_shadow_color=#5F5F5F
show_app_icon=true
title_alignment=left
title_horizontal_offset=-30
title_shadow_active=true
title_shadow_inactive=true
title_vertical_offset_active=1
title_vertical_offset_inactive=1
|