diff --git a/plugin/goyo.vim b/plugin/goyo.vim
index a2beb4a..06403b7 100644
--- a/plugin/goyo.vim
+++ b/plugin/goyo.vim
@@ -259,7 +259,9 @@ function! s:goyo_off()
   for [k, v] in items(goyo_revert)
     execute printf("let &%s = %s", k, string(v))
   endfor
-  execute 'colo '. g:colors_name
+  if exists('g:colors_name')
+    execute 'colo '. g:colors_name
+  endif
 
   if goyo_disabled_gitgutter
     silent! GitGutterEnable