Use only gray vim cursors

dotfiles/vim/vimrc

@@ -98,8 +98,8 @@ set number
 highlight LineNr term=bold cterm=NONE ctermfg=DarkGrey ctermbg=NONE gui=NONE guifg=DarkGrey guibg=NONE
 
 if &term =~ "xterm\\|rxvt"
-  silent !echo -ne "\033]12;green\007"
-  let &t_SI = "\<Esc>]12;gray\x7"
-  let &t_EI = "\<Esc>]12;green\x7"
+  silent !echo -ne "\033]12;gray50\007"
+  let &t_SI = "\<Esc>]12;gray75\x7"
+  let &t_EI = "\<Esc>]12;gray50\x7"
   autocmd VimLeave * let &t_me="\<Esc>]12;white\x7"
 endif