palettes 
i'm no good at descriptions. its ok
this requires prism mirror lens's petza fork, which you can find here, and currently only works for P4
for single palettes, just right click and save the bmp the download link leads to
take a look at these hands
first test palette, with the natural color ranges replaced with various interesting colors.
download
vantablack
rich blacks in various shades. makes petz look like the lights are turned off
download
neobasics
four palettes based on the neopets basic colors, with the white to black and pink ranges untouched, the other textured ranges replaced with the various shades of their corresponding colors that can be found across neopets species, and a few untextured colors replaced with the eye colors of some basic neopets.
download
glowing paint brush
a palette based on the neopets "glowing" color, for petz you might want to look kind of irradiated.
download