diff --git a/vtkm/cont/testing/UnitTestColorTable.cxx b/vtkm/cont/testing/UnitTestColorTable.cxx
index e3c476d3e..9a89cf9a8 100644
--- a/vtkm/cont/testing/UnitTestColorTable.cxx
+++ b/vtkm/cont/testing/UnitTestColorTable.cxx
@@ -466,14 +466,14 @@ void TestLookupTable()
   const bool ran = vtkm::cont::ColorTableMap(field, samples, colors);
   VTKM_TEST_ASSERT(ran, "color table failed to execute");
 
-  //values confirmed with ParaView 5.4
+  //values confirmed with ParaView 5.11
   CheckColors(colors,
               { { 0, 0, 255 },
                 { 59, 76, 192 },
-                { 122, 157, 248 },
-                { 191, 211, 246 },
-                { 241, 204, 184 },
-                { 238, 134, 105 },
+                { 124, 159, 249 },
+                { 192, 212, 245 },
+                { 242, 203, 183 },
+                { 238, 133, 104 },
                 { 180, 4, 38 },
                 { 255, 0, 0 } });
 }
diff --git a/vtkm/filter/field_transform/testing/UnitTestFieldToColors.cxx b/vtkm/filter/field_transform/testing/UnitTestFieldToColors.cxx
index cdc68b902..f1eea968f 100644
--- a/vtkm/filter/field_transform/testing/UnitTestFieldToColors.cxx
+++ b/vtkm/filter/field_transform/testing/UnitTestFieldToColors.cxx
@@ -42,10 +42,10 @@ void TestFieldToColors()
   vtkm::cont::ArrayHandle<vtkm::Vec4ui_8> resultRGBAHandle;
   Result.GetData().AsArrayHandle(resultRGBAHandle);
 
-  //values confirmed with ParaView 5.4
+  //values confirmed with ParaView 5.11
   const vtkm::Vec4ui_8 correct_diverging_rgba_values[nvals] = {
-    { 0, 0, 255, 255 },     { 59, 76, 192, 255 },   { 122, 157, 248, 255 }, { 191, 211, 246, 255 },
-    { 241, 204, 184, 255 }, { 238, 134, 105, 255 }, { 180, 4, 38, 255 },    { 255, 0, 0, 255 }
+    { 0, 0, 255, 255 },     { 59, 76, 192, 255 },   { 124, 159, 249, 255 }, { 192, 212, 245, 255 },
+    { 242, 203, 183, 255 }, { 238, 133, 104, 255 }, { 180, 4, 38, 255 },    { 255, 0, 0, 255 }
   };
   auto portalRGBA = resultRGBAHandle.ReadPortal();
   for (std::size_t i = 0; i < nvals; ++i)
@@ -63,10 +63,10 @@ void TestFieldToColors()
   vtkm::cont::ArrayHandle<vtkm::Vec3ui_8> resultRGBHandle;
   Result.GetData().AsArrayHandle(resultRGBHandle);
 
-  //values confirmed with ParaView 5.4
+  //values confirmed with ParaView 5.11
   const vtkm::Vec3ui_8 correct_diverging_rgb_values[nvals] = { { 0, 0, 255 },     { 59, 76, 192 },
-                                                               { 122, 157, 248 }, { 191, 211, 246 },
-                                                               { 241, 204, 184 }, { 238, 134, 105 },
+                                                               { 124, 159, 249 }, { 192, 212, 245 },
+                                                               { 242, 203, 183 }, { 238, 133, 104 },
                                                                { 180, 4, 38 },    { 255, 0, 0 } };
   auto portalRGB = resultRGBHandle.ReadPortal();
   for (std::size_t i = 0; i < nvals; ++i)
diff --git a/vtkm/worklet/colorconversion/LookupTable.h b/vtkm/worklet/colorconversion/LookupTable.h
index b6a6b56d6..76a282e44 100644
--- a/vtkm/worklet/colorconversion/LookupTable.h
+++ b/vtkm/worklet/colorconversion/LookupTable.h
@@ -94,7 +94,7 @@ struct LookupTable : public vtkm::worklet::WorkletMapField
       // When v is very close to p.Range[1], the floating point calculation giving
       // idx may map above the highest value in the lookup table. That is why it
       // is padded
-      idx = static_cast<vtkm::Int32>(v);
+      idx = 1 + static_cast<vtkm::Int32>(v);
     }
     output = lookupTable.Get(idx);
   }