diff --git a/autoload/csapprox.vim b/autoload/csapprox.vim
index a8fbcf6..199f7e9 100644
--- a/autoload/csapprox.vim
+++ b/autoload/csapprox.vim
@@ -785,49 +785,49 @@ let s:rgb["yellow4"]                = "#8b8b00"
 let s:rgb["yellowgreen"]            = "#9acd32"
 
 if has('mac') && !has('macunix')
-  let s:rgb["dark gray"]     = "0x808080"
-  let s:rgb["darkgray"]      = "0x808080"
-  let s:rgb["dark grey"]     = "0x808080"
-  let s:rgb["darkgrey"]      = "0x808080"
-  let s:rgb["gray"]          = "0xc0c0c0"
-  let s:rgb["grey"]          = "0xc0c0c0"
-  let s:rgb["light gray"]    = "0xe0e0e0"
-  let s:rgb["lightgray"]     = "0xe0e0e0"
-  let s:rgb["light grey"]    = "0xe0e0e0"
-  let s:rgb["lightgrey"]     = "0xe0e0e0"
-  let s:rgb["dark red"]      = "0x800000"
-  let s:rgb["darkred"]       = "0x800000"
-  let s:rgb["red"]           = "0xdd0806"
-  let s:rgb["light red"]     = "0xffa0a0"
-  let s:rgb["lightred"]      = "0xffa0a0"
-  let s:rgb["dark blue"]     = "0x000080"
-  let s:rgb["darkblue"]      = "0x000080"
-  let s:rgb["blue"]          = "0x0000d4"
-  let s:rgb["light blue"]    = "0xa0a0ff"
-  let s:rgb["lightblue"]     = "0xa0a0ff"
-  let s:rgb["dark green"]    = "0x008000"
-  let s:rgb["darkgreen"]     = "0x008000"
-  let s:rgb["green"]         = "0x006411"
-  let s:rgb["light green"]   = "0xa0ffa0"
-  let s:rgb["lightgreen"]    = "0xa0ffa0"
-  let s:rgb["dark cyan"]     = "0x008080"
-  let s:rgb["darkcyan"]      = "0x008080"
-  let s:rgb["cyan"]          = "0x02abea"
-  let s:rgb["light cyan"]    = "0xa0ffff"
-  let s:rgb["lightcyan"]     = "0xa0ffff"
-  let s:rgb["dark magenta"]  = "0x800080"
-  let s:rgb["darkmagenta"]   = "0x800080"
-  let s:rgb["magenta"]       = "0xf20884"
-  let s:rgb["light magenta"] = "0xf0a0f0"
-  let s:rgb["lightmagenta"]  = "0xf0a0f0"
-  let s:rgb["brown"]         = "0x804040"
-  let s:rgb["yellow"]        = "0xfcf305"
-  let s:rgb["light yellow"]  = "0xffffa0"
-  let s:rgb["lightyellow"]   = "0xffffa0"
-  let s:rgb["orange"]        = "0xfc8000"
-  let s:rgb["purple"]        = "0xa020f0"
-  let s:rgb["slateblue"]     = "0x6a5acd"
-  let s:rgb["violet"]        = "0x8d38c9"
+  let s:rgb["dark gray"]     = "#808080"
+  let s:rgb["darkgray"]      = "#808080"
+  let s:rgb["dark grey"]     = "#808080"
+  let s:rgb["darkgrey"]      = "#808080"
+  let s:rgb["gray"]          = "#c0c0c0"
+  let s:rgb["grey"]          = "#c0c0c0"
+  let s:rgb["light gray"]    = "#e0e0e0"
+  let s:rgb["lightgray"]     = "#e0e0e0"
+  let s:rgb["light grey"]    = "#e0e0e0"
+  let s:rgb["lightgrey"]     = "#e0e0e0"
+  let s:rgb["dark red"]      = "#800000"
+  let s:rgb["darkred"]       = "#800000"
+  let s:rgb["red"]           = "#dd0806"
+  let s:rgb["light red"]     = "#ffa0a0"
+  let s:rgb["lightred"]      = "#ffa0a0"
+  let s:rgb["dark blue"]     = "#000080"
+  let s:rgb["darkblue"]      = "#000080"
+  let s:rgb["blue"]          = "#0000d4"
+  let s:rgb["light blue"]    = "#a0a0ff"
+  let s:rgb["lightblue"]     = "#a0a0ff"
+  let s:rgb["dark green"]    = "#008000"
+  let s:rgb["darkgreen"]     = "#008000"
+  let s:rgb["green"]         = "#006411"
+  let s:rgb["light green"]   = "#a0ffa0"
+  let s:rgb["lightgreen"]    = "#a0ffa0"
+  let s:rgb["dark cyan"]     = "#008080"
+  let s:rgb["darkcyan"]      = "#008080"
+  let s:rgb["cyan"]          = "#02abea"
+  let s:rgb["light cyan"]    = "#a0ffff"
+  let s:rgb["lightcyan"]     = "#a0ffff"
+  let s:rgb["dark magenta"]  = "#800080"
+  let s:rgb["darkmagenta"]   = "#800080"
+  let s:rgb["magenta"]       = "#f20884"
+  let s:rgb["light magenta"] = "#f0a0f0"
+  let s:rgb["lightmagenta"]  = "#f0a0f0"
+  let s:rgb["brown"]         = "#804040"
+  let s:rgb["yellow"]        = "#fcf305"
+  let s:rgb["light yellow"]  = "#ffffa0"
+  let s:rgb["lightyellow"]   = "#ffffa0"
+  let s:rgb["orange"]        = "#fc8000"
+  let s:rgb["purple"]        = "#a020f0"
+  let s:rgb["slateblue"]     = "#6a5acd"
+  let s:rgb["violet"]        = "#8d38c9"
 endif
 
 function! csapprox#rgb()