I really don't know where to post that, so here I go:
[Scheme]
Name=Panda
ColorCursor=#e6e6e6
ColorForeground=#e6e6e6
ColorBackground=#292a2b
ColorPalette=#292a2b;#ff2c6d;#19f9d8;#ffb86c;#45a9f9;#ff75b5;#6fc1ff;#676b79;#676b79;#ff2c6d;#19f9d8;#ffcc95;#6fc1ff;#ff9ac1;#6fc1ff;#e6e6e6
You need to save it under /home/user/.local/share/xfce4/terminal/colorschemes/panda.theme.
I really don't know where to post that, so here I go:
You need to save it under
/home/user/.local/share/xfce4/terminal/colorschemes/panda.theme.