diff --git a/vimrc.plugins.vim b/vimrc.plugins.vim
index 0baa2ef..9ab3a52 100644
--- a/vimrc.plugins.vim
+++ b/vimrc.plugins.vim
@@ -314,14 +314,16 @@ nnoremap <space>cc :call ToggleColorPreview()<CR>
 nnoremap <space>ci :ColorVInsert<CR>
 nnoremap <space>cp :ColorVPicker<CR>
 
-let g:colorv_is_previewing = 0
 function! ToggleColorPreview() abort
-  if g:colorv_is_previewing == 0
+  if !exists('b:colorv_is_previewing')
+    let b:colorv_is_previewing = 0
+  endif
+  if b:colorv_is_previewing == 0
     execute 'ColorVPreview'
-    let g:colorv_is_previewing = 1
+    let b:colorv_is_previewing = 1
   else
     execute 'ColorVClear'
-    let g:colorv_is_previewing = 0
+    let b:colorv_is_previewing = 0
   endif
 endfunction
 "}}}