Ratsnest color is saved in RENDER_SETTINGS. Temporary ratsnest is drawn using a brightened color.

include/gal/color4d.h

@@ -136,7 +136,7 @@ public:
      * Function Brightened
      * Returns a color that is brighter by a given factor, without modifying object.
      * @param aFactor Specifies how bright the color should become (valid values: 0.0 .. 1.0).
-     * @return COLOR4D Highlightedd color.
+     * @return COLOR4D Highlighted color.
      */
     COLOR4D Brightened( double aFactor ) const
     {

pcbnew/pcb_painter.cpp

@@ -75,6 +75,7 @@ void PCB_RENDER_SETTINGS::ImportLegacyColors( COLORS_DESIGN_SETTINGS* aSettings
     m_layerColors[ITEM_GAL_LAYER( PADS_NETNAMES_VISIBLE )]      = COLOR4D( 0.8, 0.8, 0.8, 0.7 );
     m_layerColors[ITEM_GAL_LAYER( PAD_FR_NETNAMES_VISIBLE )]    = COLOR4D( 0.8, 0.8, 0.8, 0.7 );
     m_layerColors[ITEM_GAL_LAYER( PAD_BK_NETNAMES_VISIBLE )]    = COLOR4D( 0.8, 0.8, 0.8, 0.7 );
+    m_layerColors[ITEM_GAL_LAYER( RATSNEST_VISIBLE )]           = COLOR4D( 0.4, 0.4, 0.4, 0.7 );
     m_layerColors[ITEM_GAL_LAYER( WORKSHEET )]                  = COLOR4D( 0.5, 0.0, 0.0, 1.0 );
 
     // Netnames for copper layers

pcbnew/ratsnest_viewitem.cpp

@@ -30,6 +30,7 @@
 #include <ratsnest_viewitem.h>
 #include <ratsnest_data.h>
 #include <gal/graphics_abstraction_layer.h>
+#include <pcb_painter.h>
 #include <layers_id_colors_and_visibility.h>
 
 #include <boost/foreach.hpp>
@@ -57,9 +58,9 @@ void RATSNEST_VIEWITEM::ViewDraw( int aLayer, GAL* aGal ) const
     aGal->SetIsStroke( true );
     aGal->SetIsFill( false );
     aGal->SetLineWidth( 1.0 );
-    aGal->SetStrokeColor( COLOR4D( 0.8, 0.8, 0.8, 0.2 ) );
+    RENDER_SETTINGS* rs = m_view->GetPainter()->GetSettings();
+    COLOR4D color = rs->GetColor( NULL, ITEM_GAL_LAYER( RATSNEST_VISIBLE ) );
 
-    // Draw the temporary ratsnest (skip the unconnected net [net code == 0])
     for( int i = 1; i < m_data->GetNetCount(); ++i )
     {
         const RN_NET& net = m_data->GetNet( i );
@@ -70,6 +71,9 @@ void RATSNEST_VIEWITEM::ViewDraw( int aLayer, GAL* aGal ) const
         // Avoid duplicate destinations for ratsnest lines by storing already used nodes
         boost::unordered_set<RN_NODE_PTR> usedDestinations;
 
+        // Set brighter color for the temporary ratsnest
+        aGal->SetStrokeColor( color.Brightened( 0.8 ) );
+
         // Draw the "dynamic" ratsnest (ie. for objects that may be currently being moved)
         BOOST_FOREACH( const RN_NODE_PTR& node, net.GetSimpleNodes() )
         {
@@ -86,6 +90,8 @@ void RATSNEST_VIEWITEM::ViewDraw( int aLayer, GAL* aGal ) const
         }
 
         // Draw the "static" ratsnest
+        aGal->SetStrokeColor( color );  // using the default ratsnest color
+
         const std::vector<RN_EDGE_PTR>* edges = net.GetUnconnected();
         if( edges == NULL )
             continue;