diff --git a/web/src/api/models/pair.ts b/web/src/api/models/pair.ts
index 9ec356dd2..e1437faf3 100644
--- a/web/src/api/models/pair.ts
+++ b/web/src/api/models/pair.ts
@@ -1,4 +1,5 @@
 import { File, Fragment } from "@/api/models";
+import { Region } from "@dodona/dolos-core";
 
 export interface Pair {
   id: number;
@@ -10,4 +11,6 @@ export interface Pair {
   leftCovered: number;
   rightCovered: number;
   fragments: Fragment[] | null;
+  leftIgnoredKgrams: Region[];
+  rightIgnoredKgrams: Region[];
 }
diff --git a/web/src/api/stores/pair.store.ts b/web/src/api/stores/pair.store.ts
index f1e497a2e..ceac8e752 100644
--- a/web/src/api/stores/pair.store.ts
+++ b/web/src/api/stores/pair.store.ts
@@ -88,6 +88,8 @@ export const usePairStore = defineStore("pairs", () => {
         fragments: null,
         leftCovered,
         rightCovered,
+        leftIgnoredKgrams: [],
+        rightIgnoredKgrams: [],
       };
     }
     return pairs;
diff --git a/web/src/api/workers/data.worker.ts b/web/src/api/workers/data.worker.ts
index 76e1a30c9..feb9a6455 100644
--- a/web/src/api/workers/data.worker.ts
+++ b/web/src/api/workers/data.worker.ts
@@ -8,7 +8,7 @@ import {
   PairedOccurrence,
   Hash,
 } from "@/api/models";
-import { Fragment as DolosFragment, FingerprintIndex } from "@dodona/dolos-core";
+import { Fragment as DolosFragment, FingerprintIndex, TokenizedFile, Pair as DolosPair } from "@dodona/dolos-core";
 
 // Parse a list of Dolos fragments into a list of fragment models.
 export function parseFragments(
@@ -37,6 +37,30 @@ export function parseFragments(
   });
 }
 
+function getIgnoredKgrams(reportPair: DolosPair, leftFile: TokenizedFile, rightFile: TokenizedFile) {
+  const leftIgnoredKgrams = [];
+  const rightIgnoredKgrams = [];
+
+  for (const ignoredKgram of reportPair.leftEntry.ignored) {
+    const occurrences = ignoredKgram.occurrencesOf(leftFile);
+    if (occurrences.length > 0) {
+      leftIgnoredKgrams.push(occurrences[0].side.location);
+    }
+  }
+
+  for (const ignoredKgram of reportPair.rightEntry.ignored) {
+    const occurrences = ignoredKgram.occurrencesOf(rightFile);
+    if (occurrences.length > 0) {
+      rightIgnoredKgrams.push(occurrences[0].side.location);
+    }
+  }
+
+  return {
+    leftIgnoredKgrams,
+    rightIgnoredKgrams
+  };
+}
+
 // Populate the fragments for a given pair.
 export function populateFragments(
   pair: Pair,
@@ -64,7 +88,10 @@ export function populateFragments(
     const kmer = kmers[kmerKey];
     kmersMap.set(kmer.hash, kmer);
   }
-  pair.fragments = parseFragments(reportPair.buildFragments(), kmersMap);
+  const ignoredKgramsMap = getIgnoredKgrams(reportPair, leftFile, rightFile);
 
+  pair.fragments = parseFragments(reportPair.buildFragments(), kmersMap);
+  pair.leftIgnoredKgrams = ignoredKgramsMap.leftIgnoredKgrams;
+  pair.rightIgnoredKgrams = ignoredKgramsMap.rightIgnoredKgrams;
   return pair;
 }
diff --git a/web/src/components/pair/PairCodeMatchEditor.vue b/web/src/components/pair/PairCodeMatchEditor.vue
index b774ecc9f..f264c0341 100644
--- a/web/src/components/pair/PairCodeMatchEditor.vue
+++ b/web/src/components/pair/PairCodeMatchEditor.vue
@@ -28,7 +28,7 @@ interface Props {
 }
 
 interface Selection {
-  match: Fragment | null;
+  match: Fragment | null | string;
   range: monaco.IRange | null;
   isWholeLine: boolean;
 }
@@ -44,11 +44,13 @@ const colors = {
   match: "rgba(60, 115, 168, 0.2)",
   matchHovering: "rgba(60, 115, 168, 0.3)",
   matchSelected: "rgba(26, 188, 156, 0.5)",
+  matchIgnored: "rgba(220, 220, 220, 1)",
 };
 
 // File to display
 // Based on the pair & the given side.
 const file = computed(() => props.side === "left" ? props.pair.leftFile : props.pair.rightFile);
+const ignoredKgrams = computed(() => props.side === "left" ? props.pair.leftIgnoredKgrams : props.pair.rightIgnoredKgrams);
 
 // List of matches, sorted on the start line & column.
 const matches = computed(() => {
@@ -83,7 +85,6 @@ const getMatchAtPosition = (row: number, col: number): Fragment | null => {
 
   for (const match of matches.value) {
     const side = match[props.side];
-
     // If the row/col is within the match row range.
     const inRowRange = side.startRow + 1 <= row && row <= side.endRow + 1;
     // If the row/col is within the match col range.
@@ -178,6 +179,20 @@ const initializeSelections = (): void => {
       isWholeLine: true,
     });
   }
+
+  // Convert the ignored kgrams into selections
+  for (const ignored of ignoredKgrams.value) {
+    selections.value.push({
+      match: "ignored",
+      range: {
+        startLineNumber: ignored.startRow + 1,
+        startColumn: ignored.startCol + 1,
+        endLineNumber: ignored.endRow + 1,
+        endColumn: ignored.endCol + 1,
+      },
+      isWholeLine: false,
+    });
+  }
 };
 
 const areMatchesEqual = (match1: Fragment | null, match2: Fragment | null) => {
@@ -196,15 +211,20 @@ const initializeDecorations = (): void => {
     decorations.value,
     selections.value.map((selection) => {
       const match = selection.match;
-
       let classname = "highlight-match";
-      if (areMatchesEqual(match, selectedMatch?.value)) classname += " highlight-match--selected";
-      else if (areMatchesEqual(match, hoveringMatch?.value)) classname += " highlight-match--hovering";
-
+      if (typeof match !== "string") {
+        if (areMatchesEqual(match, selectedMatch?.value)) classname += " highlight-match--selected";
+        else if (areMatchesEqual(match, hoveringMatch?.value)) classname += " highlight-match--hovering";
+      }
+      else if (match === "ignored") {
+        classname += " highlight-match--ignored";
+      }
 
       let color = colors.match;
-      if (areMatchesEqual(match, selectedMatch?.value)) color = colors.matchSelected;
-      else if (areMatchesEqual(match, hoveringMatch?.value)) color = colors.matchHovering;
+      if (typeof match !== "string") {
+        if (areMatchesEqual(match, selectedMatch?.value)) color = colors.matchSelected;
+        else if (areMatchesEqual(match, hoveringMatch?.value)) color = colors.matchHovering;
+      }
 
       return {
         range: selection.range,
@@ -367,6 +387,10 @@ watch(
     &--hovering {
       background-color: v-bind("colors.matchHovering");
     }
+
+    &--ignored {
+      background-color: v-bind("colors.matchIgnored");
+    }
   }
 }
 </style>