diff --git a/CHANGES b/CHANGES
index 909759486..08c0407a2 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,5 +1,7 @@
 CHANGES IN FLTK 1.1.9
 
+	- Improved color contrast in secondary selection blocks
+	  of Fl_Text_Display (STR #1917)
 	- Fixed regression in callback handling (STR #1918)
 	- Fixed wrong relative path when absolute path has a 
 	  trailing slash in fl_filename_relative (STR #1920)
diff --git a/src/Fl_Text_Display.cxx b/src/Fl_Text_Display.cxx
index 2fa424711..5ae5f6ff2 100644
--- a/src/Fl_Text_Display.cxx
+++ b/src/Fl_Text_Display.cxx
@@ -1664,19 +1664,19 @@ void Fl_Text_Display::draw_string( int style, int X, int Y, int toX,
 
     if (style & PRIMARY_MASK) {
       if (Fl::focus() == this) background = selection_color();
-      else background = fl_color_average(color(), selection_color(), 0.5f);
+      else background = fl_color_average(color(), selection_color(), 0.4f);
     } else if (style & HIGHLIGHT_MASK) {
-      if (Fl::focus() == this) background = fl_color_average(color(), selection_color(), 0.8f);
-      else background = fl_color_average(color(), selection_color(), 0.9f);
+      if (Fl::focus() == this) background = fl_color_average(color(), selection_color(), 0.5f);
+      else background = fl_color_average(color(), selection_color(), 0.6f);
     } else background = color();
     foreground = fl_contrast(styleRec->color, background);
   } else if (style & PRIMARY_MASK) {
     if (Fl::focus() == this) background = selection_color();
-    else background = fl_color_average(color(), selection_color(), 0.5f);
+    else background = fl_color_average(color(), selection_color(), 0.4f);
     foreground = fl_contrast(textcolor(), background);
   } else if (style & HIGHLIGHT_MASK) {
-    if (Fl::focus() == this) background = fl_color_average(color(), selection_color(), 0.8f);
-    else background = fl_color_average(color(), selection_color(), 0.9f);
+    if (Fl::focus() == this) background = fl_color_average(color(), selection_color(), 0.5f);
+    else background = fl_color_average(color(), selection_color(), 0.6f);
     foreground = fl_contrast(textcolor(), background);
   } else {
     foreground = textcolor();
@@ -1727,13 +1727,13 @@ void Fl_Text_Display::clear_rect( int style, int X, int Y,
     if (Fl::focus()==this) {
       fl_color(selection_color());
     } else {
-      fl_color(fl_color_average(color(), selection_color(), 0.5f));
+      fl_color(fl_color_average(color(), selection_color(), 0.4f));
     }
   } else if (style & HIGHLIGHT_MASK) {
     if (Fl::focus()==this) {
-      fl_color(fl_color_average(color(), selection_color(), 0.8f));
+      fl_color(fl_color_average(color(), selection_color(), 0.5f));
     } else {
-      fl_color(fl_color_average(color(), selection_color(), 0.9f));
+      fl_color(fl_color_average(color(), selection_color(), 0.6f));
     }
   } else {
     fl_color( color() );