diff --git a/src/com/sencha/gxt/theme/neptune/client/ButtonDetails.java b/src/com/sencha/gxt/theme/neptune/client/ButtonDetails.java
index 296158f..2ece9ec 100644
--- a/src/com/sencha/gxt/theme/neptune/client/ButtonDetails.java
+++ b/src/com/sencha/gxt/theme/neptune/client/ButtonDetails.java
@@ -41,13 +41,13 @@ public interface ButtonDetails {
   @TypeDetails(sampleValue = "24", comment = "the medium line height")
   String mediumLineHeight();
 
-  @TypeDetails(sampleValue = "#4792C8, #3386C2 50%, #307FB8 51%, #3386C2", comment = "the mouseover state gradient")
+  @TypeDetails(sampleValue = "#e5e5e5 0%, #aeafaf 50%, #b5b5b5 51%, #aeafaf", comment = "the mouseover state gradient")
   String overGradient();
 
   @TypeDetails(sampleValue = "util.padding(3)", comment = "the button's padding")
   EdgeDetails padding();
 
-  @TypeDetails(sampleValue = "#2A6D9E, #276796 50%, #2A6D9E 51%, #3F7BA7", comment = "the pressed state gradient")
+  @TypeDetails(sampleValue = "#dbdbdb 0%, #a3a3a3 50%, #9e9e9e 51%, #a3a3a3", comment = "the pressed state gradient")
   String pressedGradient();
 
   @TypeDetails(sampleValue = "12", comment = "the small font size")
diff --git a/src/com/sencha/gxt/theme/neptune/client/ThemeDetailsImpl.java b/src/com/sencha/gxt/theme/neptune/client/ThemeDetailsImpl.java
index 5d83fc3..d5096b4 100644
--- a/src/com/sencha/gxt/theme/neptune/client/ThemeDetailsImpl.java
+++ b/src/com/sencha/gxt/theme/neptune/client/ThemeDetailsImpl.java
@@ -3316,7 +3316,7 @@ public class ThemeDetailsImpl implements ThemeDetails {
 
   @Override
   public java.lang.String overGradient() {
-  return "#EDEDED 0%, #EBEBEB 50%, #DFDFDF 51%, #EBEBEB 100%";
+  return "#e5e5e5 0%, #aeafaf 50%, #b5b5b5 51%, #aeafaf";
   }
 
   @Override
@@ -3352,7 +3352,7 @@ public class ThemeDetailsImpl implements ThemeDetails {
 
   @Override
   public java.lang.String gradient() {
-  return "#F6F6F6 0%, #F5F5F5 50%, #E8E8E8 51%, #F5F5F5 100%";
+  return "#f6f8f9 0%, #e5ebee 50%, #d7dee3 51%, #f5f7f9 100%";
   }
 
   @Override
@@ -3372,7 +3372,7 @@ public class ThemeDetailsImpl implements ThemeDetails {
 
   @Override
   public java.lang.String pressedGradient() {
-  return "#E1E1E1 0%, #D5D5D5 50%, #E1E1E1 51%, #E4E4E4 100%";
+  return "#dbdbdb 0%, #a3a3a3 50%, #9e9e9e 51%, #a3a3a3";
   }
 
   @Override