Index: data/misc/colors.tilespec
===================================================================
--- data/misc/colors.tilespec	(revision 12571)
+++ data/misc/colors.tilespec	(working copy)
@@ -91,22 +91,22 @@
 
 ; Reqtree
 reqtree_researching = {"r", "g", "b"
-    0, 255, 200
+    255, 255,  70
 }
 reqtree_known = {"r", "g", "b"
-    0, 200,   0
+    255, 255, 255
 }
 reqtree_reachablegoal = {"r", "g", "b"
-    255, 128, 128
+     95, 205, 205
 }
 reqtree_unreachablegoal = {"r", "g", "b"
-    255,   0, 128
+     85, 140, 170
 }
 reqtree_reachable = {"r", "g", "b"
-    255, 255,   0
+    190, 190, 190
 }
 reqtree_unreachable = {"r", "g", "b"
-    255,   0,   0
+    150, 130, 130
 }
 reqtree_background = {"r", "g", "b"
     0,   0,   0