/usr/share/vim-scripts/colors/matrix.vim is in vim-scripts 20130814ubuntu1.
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 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 | " vim:set ts=8 sts=2 sw=2 tw=0:
"
" matrix.vim - MATRIX like colorscheme.
"
" Maintainer: MURAOKA Taro <koron@tka.att.ne.jp>
" Last Change: 10-Jun-2003.
set background=dark
hi clear
if exists("syntax_on")
syntax reset
endif
let g:colors_name = 'matrix'
" the character under the cursor
hi Cursor guifg=#226622 guibg=#55ff55
hi lCursor guifg=#226622 guibg=#55ff55
" like Cursor, but used when in IME mode |CursorIM|
hi CursorIM guifg=#226622 guibg=#55ff55
" directory names (and other special names in listings)
hi Directory guifg=#55ff55 guibg=#000000
" diff mode: Added line |diff.txt|
hi DiffAdd guifg=#55ff55 guibg=#226622 gui=none
" diff mode: Changed line |diff.txt|
hi DiffChange guifg=#55ff55 guibg=#226622 gui=none
" diff mode: Deleted line |diff.txt|
hi DiffDelete guifg=#113311 guibg=#113311 gui=none
" diff mode: Changed text within a changed line |diff.txt|
hi DiffText guifg=#55ff55 guibg=#339933 gui=bold
" error messages on the command line
hi ErrorMsg guifg=#55ff55 guibg=#339933
" the column separating vertically split windows
hi VertSplit guifg=#339933 guibg=#339933
" line used for closed folds
hi Folded guifg=#44cc44 guibg=#113311
" 'foldcolumn'
hi FoldColumn guifg=#44cc44 guibg=#226622
" 'incsearch' highlighting; also used for the text replaced with
hi IncSearch guifg=#226622 guibg=#55ff55 gui=none
" line number for ":number" and ":#" commands, and when 'number'
hi LineNr guifg=#44cc44 guibg=#000000
" 'showmode' message (e.g., "-- INSERT --")
hi ModeMsg guifg=#44cc44 guibg=#000000
" |more-prompt|
hi MoreMsg guifg=#44cc44 guibg=#000000
" '~' and '@' at the end of the window, characters from
hi NonText guifg=#44cc44 guibg=#113311
" normal text
hi Normal guifg=#44cc44 guibg=#000000
" |hit-enter| prompt and yes/no questions
hi Question guifg=#44cc44 guibg=#000000
" Last search pattern highlighting (see 'hlsearch').
hi Search guifg=#113311 guibg=#44cc44 gui=none
" Meta and special keys listed with ":map", also for text used
hi SpecialKey guifg=#44cc44 guibg=#000000
" status line of current window
hi StatusLine guifg=#55ff55 guibg=#339933 gui=none
" status lines of not-current windows
hi StatusLineNC guifg=#113311 guibg=#339933 gui=none
" titles for output from ":set all", ":autocmd" etc.
hi Title guifg=#55ff55 guibg=#113311 gui=bold
" Visual mode selection
hi Visual guifg=#55ff55 guibg=#339933 gui=none
" Visual mode selection when vim is "Not Owning the Selection".
hi VisualNOS guifg=#44cc44 guibg=#000000
" warning messages
hi WarningMsg guifg=#55ff55 guibg=#000000
" current match in 'wildmenu' completion
hi WildMenu guifg=#226622 guibg=#55ff55
hi Comment guifg=#226622 guibg=#000000
hi Constant guifg=#55ff55 guibg=#226622
hi Special guifg=#44cc44 guibg=#226622
hi Identifier guifg=#55ff55 guibg=#000000
hi Statement guifg=#55ff55 guibg=#000000 gui=bold
hi PreProc guifg=#339933 guibg=#000000
hi Type guifg=#55ff55 guibg=#000000 gui=bold
hi Underlined guifg=#55ff55 guibg=#000000 gui=underline
hi Error guifg=#55ff55 guibg=#339933
hi Todo guifg=#113311 guibg=#44cc44 gui=none
|