patch 8.1.1396: 'wincolor' does not apply to lines below the buffer commit https://github.com/vim/vim/commit/193ffd1d9f4f4d5412ce8d7a46bb2f89d47a56da Author: Bram Moolenaar <Bram@vim.org> Date: Sat May 25 22:57:30 2019 +0200 patch 8.1.1396: 'wincolor' does not apply to lines below the buffer Problem: 'wincolor' does not apply to lines below the buffer. Solution: Also apply 'wincolor' to the "~" lines and the number column.

" Simplistic way to make spaces and Tabs visible

" This can be added to an already active syntax.

syn match Space " "
syn match Tab "\t"
if &background == "dark"
  hi def Space ctermbg=darkred guibg=#500000
  hi def Tab ctermbg=darkgreen guibg=#003000
else
  hi def Space ctermbg=lightred guibg=#ffd0d0
  hi def Tab ctermbg=lightgreen guibg=#d0ffd0
endif