diff -r 50d3086070df -r 1dc58f44d556 parse.py
--- a/parse.py	Sun Dec 10 15:46:47 2017 +0200
+++ b/parse.py	Mon Dec 11 00:46:35 2017 +0200
@@ -1,6 +1,7 @@
 import linetypes
 import re
 from geometry import *
+from ldraw import Color
 
 class BadLdrawLine(Exception):
     pass
@@ -27,19 +28,19 @@
         raise BadLdrawLine('unknown line type')
 
 def parse_ldraw_subfile_reference(line):
-    pattern = r'^1\s+(\d+)' + r'\s+([^ ]+)' * (3 + 9 + 1) + r'\s*$'
+    pattern = r'^1\s+([^ ]+)' + r'\s+([^ ]+)' * (3 + 9 + 1) + r'\s*$'
     match = re.search(pattern, line)
     if not match:
         raise BadLdrawLine('unable to parse')
     groups = list(match.groups())
     indices = {
-        'color': 0,
+        'color_index': 0,
         'anchor': slice(1, 4),
         'matrix': slice(4, 13),
         'subfile_path': 13
     }
     try:
-        color = int(groups[indices['color']])
+        color = Color(groups[indices['color_index']])
         vertex_values = [float(x) for x in groups[indices['anchor']]]
         matrix_values = [float(x) for x in groups[indices['matrix']]]
     except ValueError:
@@ -54,7 +55,7 @@
 def generic_parse_polygon(line, *, type_code, vertex_count):
     pattern = r'^' \
         + str(type_code) \
-        + '\s+(\d+)' \
+        + '\s+([^ ]+)' \
         + r'\s+([^ ]+)' * (vertex_count * 3) \
         + r'\s*$'
     match = re.search(pattern, line)
@@ -72,7 +73,7 @@
             raise BadLdrawLine('bad numeric values')
         vertices.append(Vertex(*coordinates))
     return {
-        'color': int(match.group(1)),
+        'color': Color(match.group(1)),
         'vertices': vertices,
     }