diff --git a/elections/templates/elections/results/rank.html b/elections/templates/elections/results/rank.html
index 73ccbb8..0c65c57 100644
--- a/elections/templates/elections/results/rank.html
+++ b/elections/templates/elections/results/rank.html
@@ -35,8 +35,8 @@
               </span>
             </th>
 
-            {% for cell in line %}
-            <td class="has-text-centered has-tooltip-primary" {% if cell %}data-tooltip="{% blocktrans with winner=forloop.counter %}L'option {{ winner }} est préférée à l'option {{ loser }} par {{ cell }} voix.{% endblocktrans %}{% endif %}">{{ cell }}</td>
+            {% for cell, class in line %}
+            <td class="has-text-centered has-tooltip-primary {{ class }}" {% if cell %}data-tooltip="{% blocktrans with winner=forloop.counter %}L'option {{ winner }} est préférée à l'option {{ loser }} par {{ cell }} voix.{% endblocktrans %}{% endif %}">{{ cell }}</td>
             {% endfor %}
           </tr>
           {% endwith %}
diff --git a/elections/utils.py b/elections/utils.py
index 9e04a87..373dea1 100644
--- a/elections/utils.py
+++ b/elections/utils.py
@@ -249,11 +249,21 @@ class ResultsData:
         options = list(question.options.all())
         n = len(options)
 
-        matrix = np.zeros((n, n), dtype=int)
+        _matrix = np.zeros((n, n), dtype=int)
+        matrix = np.zeros((n, n), dtype=tuple)
 
         for d in duels:
             i, j = options.index(d.loser), options.index(d.winner)
-            matrix[i, j] = d.amount
+            _matrix[i, j] = d.amount
+
+        for i in range(n):
+            for j in range(n):
+                if _matrix[i, j] > _matrix[j, i]:
+                    matrix[i, j] = (_matrix[i, j], "is-success")
+                elif _matrix[i, j] < _matrix[j, i]:
+                    matrix[i, j] = (_matrix[i, j], "is-danger")
+                else:
+                    matrix[i, j] = (_matrix[i, j], "")
 
         return render_to_string(
             "elections/results/rank.html",