diff -Naur pov-bind-0.07/src/povray.ml pov-bind-0.07.1/src/povray.ml
--- pov-bind-0.07/src/povray.ml	2023-07-10 07:13:29.000000000 +0200
+++ pov-bind-0.07.1/src/povray.ml	2023-08-22 00:28:58.541448202 +0200
@@ -683,14 +683,17 @@
 
 let triangle_color tc =
   match tc with
-  | Color.Red    -> "texture { Red }"
-  | Color.Green  -> "texture { Green }"
-  | Color.Blue   -> "texture { Blue }"
-  | Color.Yellow -> "texture { Yellow }"
-  | Color.White  -> "texture { White }"
-  | Color.Black  -> "texture { Black }"
-  | Color.Cyan   -> "texture { Cyan }"
-  | Color.Magenta -> "texture { Magenta }"
+  | Color.Red    -> "texture { pigment { Red } }"
+  | Color.Green  -> "texture { pigment { Green } }"
+  | Color.Blue   -> "texture { pigment { Blue } }"
+  | Color.Yellow -> "texture { pigment { Yellow } }"
+
+  | Color.White  -> "texture { pigment { White } }"
+  | Color.Black  -> "texture { pigment { Black } }"
+
+  | Color.Cyan   -> "texture { pigment { Cyan } }"
+  | Color.Magenta -> "texture { pigment { Magenta } }"
+
   | Color.RGBT(r, g, b, t) ->
       Printf.sprintf "texture { pigment { color rgbt <%g, %g, %g, %g> } }" r g b t