diff --git a/pygeoapi/provider/speckle_utils/display_utils.py b/pygeoapi/provider/speckle_utils/display_utils.py
index 034eaf8..976cb8a 100644
--- a/pygeoapi/provider/speckle_utils/display_utils.py
+++ b/pygeoapi/provider/speckle_utils/display_utils.py
@@ -122,7 +122,9 @@ def assign_color(obj_display, props) -> None:
         if isinstance(obj_display, Mesh) and isinstance(obj_display.colors, List):
             sameColors = True
             color1 = obj_display.colors[0]
-            for c in obj_display.colors:
+            for i, c in enumerate(obj_display.colors):
+                if i==2:
+                    break
                 if c != color1:
                     sameColors = False
                     break