/usr/share/elmerpost/lib/colormaps/ is in elmer-common 6.1.0.svn.5396.dfsg2-4ubuntu4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/elmerpost/lib/colormaps/Spectral_16.cm
/usr/share/elmerpost/lib/colormaps/Spectral_256.cm
/usr/share/elmerpost/lib/colormaps/Spectral_32.cm
/usr/share/elmerpost/lib/colormaps/Spectral_512.cm
/usr/share/elmerpost/lib/colormaps/black.cm
/usr/share/elmerpost/lib/colormaps/default.cm
/usr/share/elmerpost/lib/colormaps/gray_16.cm
/usr/share/elmerpost/lib/colormaps/gray_256.cm
/usr/share/elmerpost/lib/colormaps/gray_32.cm
/usr/share/elmerpost/lib/colormaps/gray_4.cm
/usr/share/elmerpost/lib/colormaps/gray_512.cm
/usr/share/elmerpost/lib/colormaps/gray_8.cm
/usr/share/elmerpost/lib/colormaps/white.cm