diff --git a/flatland/utils/graphics_pil.py b/flatland/utils/graphics_pil.py
index dd145a4315bb38ec85c595aa75da9c8e57ce2b1a..fcf6b70d18b7c18a822245905d137de1c6f36572 100644
--- a/flatland/utils/graphics_pil.py
+++ b/flatland/utils/graphics_pil.py
@@ -69,8 +69,7 @@ class PILGL(GraphicsLayer):
         self.tColRail = (0, 0, 0)  # black rails
         self.tColGrid = (230,) * 3  # light grey for grid
 
-        sColors = "ff0000#0000ff#00ff00#ff00FF#00FFFF#FFFF00#808080#000000" + \
-                  "#d50000#c51162#aa00ff#6200ea#304ffe#2962ff#0091ea#00b8d4#00bfa5#00c853" + \
+        sColors = "d50000#c51162#aa00ff#6200ea#304ffe#2962ff#0091ea#00b8d4#00bfa5#00c853" + \
                   "#64dd17#aeea00#ffd600#ffab00#ff6d00#ff3d00#5d4037#455a64"
 
         self.ltAgentColors = [self.rgb_s2i(sColor) for sColor in sColors.split("#")]