/usr/share/aumix-gtk/vt100 is in aumix-gtk 2.9.1-3.
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 | active	white	black
axis	white	black
handle	white	black
hotkey	white	black
menu	white	black
play	white	black
record	white	black
track	white	black
 |