Closes #4170: Improve color contrast in rack elevation drawings

docs/release-notes/version-2.7.md

@@ -3,6 +3,7 @@
 ## Enhancements
 
 * [#3840](https://github.com/netbox-community/netbox/issues/3840) - Enhance search function when selecting VLANs for interface assignment
+* [#4170](https://github.com/netbox-community/netbox/issues/4170) - Improve color contrast in rack elevation drawings
 
 ## Bug Fixes
 

netbox/dcim/models/__init__.py

@@ -382,8 +382,8 @@ class RackElevationHelperMixin:
 
         # add gradients
         RackElevationHelperMixin._add_gradient(drawing, 'reserved', '#c7c7ff')
-        RackElevationHelperMixin._add_gradient(drawing, 'occupied', '#f0f0f0')
-        RackElevationHelperMixin._add_gradient(drawing, 'blocked', '#ffc7c7')
+        RackElevationHelperMixin._add_gradient(drawing, 'occupied', '#d7d7d7')
+        RackElevationHelperMixin._add_gradient(drawing, 'blocked', '#ffc0c0')
 
         return drawing