An extremely minimal vim color scheme.

focus.vim

highlight clear

let colors_name="focus"

highlight Normal        ctermfg=none ctermbg=none

set background=dark

hi! link Cursor         Normal
"hi! link Comment        Normal
highlight Comment       ctermfg=7 ctermbg=none

hi! link Identifier     Normal
hi! link Function       Normal

hi! link Statement      Normal
hi! link Conditonal     Normal
hi! link Repeat         Normal
hi! link Label          Normal
hi! link Keyword        Normal
hi! link Exception      Normal

hi! link Operator       Normal

hi! link PreProc        Normal
hi! link Include        Normal
hi! link Define         Normal
hi! link Macro          Normal
hi! link PreCondit      Normal

hi! link Character      Normal
hi! link Number         Normal
hi! link Boolean        Normal
hi! link Float          Normal
hi! link String         Normal

highlight Error         ctermfg=15 ctermbg=1
highlight Todo          ctermfg=15 ctermbg=none cterm=bold
highlight Search        ctermfg=0 ctermbg=7
highlight ColorColumn   ctermbg=0
highlight CursorColumn  ctermbg=0
highlight CursorLine    ctermbg=0 cterm=none

highlight Constant      ctermfg=9 ctermbg=none
"hi! link Constant       Normal
hi! link Conditional    Constant
hi! link Exception      Constant
hi! link Keyword        Constant
hi! link Label          Constant
hi! link Operator       Constant
hi! link Repeat         Constant
hi! link Statement      Constant

hi! link Type           Constant
hi! link StorageClass   Constant
hi! link Structure      Constant
hi! link Typedef        Constant

hi! link Special        Constant
hi! link SpecialChar    Constant
hi! link Tag            Constant
hi! link Delimiter      Constant
hi! link SpecialComment Constant
hi! link Debug          Constant

hi! link Pmenu          Normal
hi! link PmenuSel       Constant

" Haskell
hi! link hsImport       Constant
hi! link hsImportMod    Constant
hi! link hsInfix        Constant

hi! link hsPragma       Comment