/usr/share/afterstep/desktop/buttons/default-shade-light is in afterstep-data 2.2.12-6.
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 | <composite>
<tile tint="#787f7f7f">
<tile tint="InactiveText1">
<scale width="16" height="16">
<img src="dots/bar_medium"/>
</scale>
</tile>
</tile>
<tile tint="BaseLight">
<img src="dots/bar_medium"/>
</tile>
</composite>
|