diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineFragment.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineFragment.kt
index e82f3cdf16..bd857f1187 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineFragment.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/TimelineFragment.kt
@@ -1174,7 +1174,7 @@ class TimelineFragment @Inject constructor(
             badgeFrameLayout.isVisible = true
             badgeTextView.text = unreadThreadMessages.toString()
             val badgeDrawable = DrawableCompat.wrap(badgeFrameLayout.background)
-            val color = ContextCompat.getColor(requireContext(), if (userIsMentioned) R.color.palette_vermilion else R.color.palette_gray_200)
+            val color = ThemeUtils.getColor(requireContext(), if (userIsMentioned) R.attr.colorError else R.attr.colorAccent)
             DrawableCompat.setTint(badgeDrawable, color)
             badgeFrameLayout.background = badgeDrawable
         } else {
diff --git a/vector/src/main/java/im/vector/app/features/home/room/threads/list/model/ThreadListItem.kt b/vector/src/main/java/im/vector/app/features/home/room/threads/list/model/ThreadListItem.kt
index 2364e86166..9f4f30bc10 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/threads/list/model/ThreadListItem.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/threads/list/model/ThreadListItem.kt
@@ -33,6 +33,7 @@ import im.vector.app.core.extensions.setLeftDrawable
 import im.vector.app.core.utils.DimensionConverter
 import im.vector.app.features.displayname.getBestName
 import im.vector.app.features.home.AvatarRenderer
+import im.vector.app.features.themes.ThemeUtils
 import org.matrix.android.sdk.api.session.threads.ThreadNotificationState
 import org.matrix.android.sdk.api.util.MatrixItem
 
@@ -80,11 +81,11 @@ abstract class ThreadListItem : VectorEpoxyModel<ThreadListItem.Holder>() {
         when (threadNotificationState) {
             ThreadNotificationState.NEW_MESSAGE             -> {
                 holder.unreadImageView.isVisible = true
-                holder.unreadImageView.setColorFilter(ContextCompat.getColor(holder.view.context, R.color.palette_gray_200))
+                holder.unreadImageView.setColorFilter(ThemeUtils.getColor(holder.view.context, R.attr.colorAccent))
             }
             ThreadNotificationState.NEW_HIGHLIGHTED_MESSAGE -> {
                 holder.unreadImageView.isVisible = true
-                holder.unreadImageView.setColorFilter(ContextCompat.getColor(holder.view.context, R.color.palette_vermilion))
+                holder.unreadImageView.setColorFilter(ThemeUtils.getColor(holder.view.context, R.attr.colorError))
             }
             else                                            -> {
                 holder.unreadImageView.isVisible = false
diff --git a/vector/src/main/res/drawable-v24/ic_thread_summary.xml b/vector/src/main/res/drawable-v24/ic_thread_summary.xml
new file mode 100644
index 0000000000..53987e025c
--- /dev/null
+++ b/vector/src/main/res/drawable-v24/ic_thread_summary.xml
@@ -0,0 +1,11 @@
+<vector android:height="16dp" android:viewportHeight="18"
+    android:viewportWidth="18" android:width="16dp" xmlns:android="http://schemas.android.com/apk/res/android">
+    <path android:fillColor="?riotx_unread_unimportant_room_badge" android:pathData="M14.9995,1H2.9995C1.8949,1 0.9995,1.8954 0.9995,3V14V17L4.4662,14.4C4.8124,14.1404 5.2334,14 5.6662,14H6.9995H14.9995C16.1041,14 16.9995,13.1046 16.9995,12V8V2.9994C16.9995,1.8948 16.1041,1 14.9995,1Z"/>
+    <path android:fillColor="?riotx_unread_unimportant_room_badge" android:pathData="M4.4662,14.4L4.0162,13.8H4.0162L4.4662,14.4ZM0.9995,17H0.2495C0.2495,17.2841 0.41,17.5438 0.6641,17.6708C0.9182,17.7979 1.2222,17.7704 1.4495,17.6L0.9995,17ZM2.9995,1.75H14.9995V0.25H2.9995V1.75ZM1.7495,14V3H0.2495V14H1.7495ZM16.2495,2.9994V8H17.7495V2.9994H16.2495ZM4.0162,13.8L0.5495,16.4L1.4495,17.6L4.9162,15L4.0162,13.8ZM1.7495,17V14H0.2495V17H1.7495ZM5.6662,14.75H6.9995V13.25H5.6662V14.75ZM6.9995,14.75H14.9995V13.25H6.9995V14.75ZM17.7495,12V8H16.2495V12H17.7495ZM14.9995,14.75C16.5183,14.75 17.7495,13.5188 17.7495,12H16.2495C16.2495,12.6904 15.6899,13.25 14.9995,13.25V14.75ZM4.9162,15C5.1325,14.8377 5.3957,14.75 5.6662,14.75V13.25C5.0712,13.25 4.4922,13.443 4.0162,13.8L4.9162,15ZM14.9995,1.75C15.6902,1.75 16.2495,2.3093 16.2495,2.9994H17.7495C17.7495,1.4803 16.518,0.25 14.9995,0.25V1.75ZM2.9995,0.25C1.4807,0.25 0.2495,1.4812 0.2495,3H1.7495C1.7495,2.3096 2.3092,1.75 2.9995,1.75V0.25Z"/>
+    <path android:fillColor="#00000000"
+        android:pathData="M4.9995,6C4.9995,6 9.0943,6 12.9995,6"
+        android:strokeColor="#ffffff" android:strokeLineCap="round" android:strokeWidth="1.5"/>
+    <path android:fillColor="#00000000"
+        android:pathData="M4.9995,9H8.9995"
+        android:strokeColor="#ffffff" android:strokeLineCap="round" android:strokeWidth="1.5"/>
+</vector>
diff --git a/vector/src/main/res/drawable/ic_thread_summary.xml b/vector/src/main/res/drawable/ic_thread_summary.xml
index 5e27ad0a0a..9d1acfd403 100644
--- a/vector/src/main/res/drawable/ic_thread_summary.xml
+++ b/vector/src/main/res/drawable/ic_thread_summary.xml
@@ -1,11 +1,11 @@
 <vector android:height="16dp" android:viewportHeight="18"
     android:viewportWidth="18" android:width="16dp" xmlns:android="http://schemas.android.com/apk/res/android">
-    <path android:fillColor="#737D8C" android:pathData="M14.9995,1H2.9995C1.8949,1 0.9995,1.8954 0.9995,3V14V17L4.4662,14.4C4.8124,14.1404 5.2334,14 5.6662,14H6.9995H14.9995C16.1041,14 16.9995,13.1046 16.9995,12V8V2.9994C16.9995,1.8948 16.1041,1 14.9995,1Z"/>
-    <path android:fillColor="#737D8C" android:pathData="M4.4662,14.4L4.0162,13.8H4.0162L4.4662,14.4ZM0.9995,17H0.2495C0.2495,17.2841 0.41,17.5438 0.6641,17.6708C0.9182,17.7979 1.2222,17.7704 1.4495,17.6L0.9995,17ZM2.9995,1.75H14.9995V0.25H2.9995V1.75ZM1.7495,14V3H0.2495V14H1.7495ZM16.2495,2.9994V8H17.7495V2.9994H16.2495ZM4.0162,13.8L0.5495,16.4L1.4495,17.6L4.9162,15L4.0162,13.8ZM1.7495,17V14H0.2495V17H1.7495ZM5.6662,14.75H6.9995V13.25H5.6662V14.75ZM6.9995,14.75H14.9995V13.25H6.9995V14.75ZM17.7495,12V8H16.2495V12H17.7495ZM14.9995,14.75C16.5183,14.75 17.7495,13.5188 17.7495,12H16.2495C16.2495,12.6904 15.6899,13.25 14.9995,13.25V14.75ZM4.9162,15C5.1325,14.8377 5.3957,14.75 5.6662,14.75V13.25C5.0712,13.25 4.4922,13.443 4.0162,13.8L4.9162,15ZM14.9995,1.75C15.6902,1.75 16.2495,2.3093 16.2495,2.9994H17.7495C17.7495,1.4803 16.518,0.25 14.9995,0.25V1.75ZM2.9995,0.25C1.4807,0.25 0.2495,1.4812 0.2495,3H1.7495C1.7495,2.3096 2.3092,1.75 2.9995,1.75V0.25Z"/>
+    <path android:fillColor="#808080" android:pathData="M14.9995,1H2.9995C1.8949,1 0.9995,1.8954 0.9995,3V14V17L4.4662,14.4C4.8124,14.1404 5.2334,14 5.6662,14H6.9995H14.9995C16.1041,14 16.9995,13.1046 16.9995,12V8V2.9994C16.9995,1.8948 16.1041,1 14.9995,1Z"/>
+    <path android:fillColor="#808080" android:pathData="M4.4662,14.4L4.0162,13.8H4.0162L4.4662,14.4ZM0.9995,17H0.2495C0.2495,17.2841 0.41,17.5438 0.6641,17.6708C0.9182,17.7979 1.2222,17.7704 1.4495,17.6L0.9995,17ZM2.9995,1.75H14.9995V0.25H2.9995V1.75ZM1.7495,14V3H0.2495V14H1.7495ZM16.2495,2.9994V8H17.7495V2.9994H16.2495ZM4.0162,13.8L0.5495,16.4L1.4495,17.6L4.9162,15L4.0162,13.8ZM1.7495,17V14H0.2495V17H1.7495ZM5.6662,14.75H6.9995V13.25H5.6662V14.75ZM6.9995,14.75H14.9995V13.25H6.9995V14.75ZM17.7495,12V8H16.2495V12H17.7495ZM14.9995,14.75C16.5183,14.75 17.7495,13.5188 17.7495,12H16.2495C16.2495,12.6904 15.6899,13.25 14.9995,13.25V14.75ZM4.9162,15C5.1325,14.8377 5.3957,14.75 5.6662,14.75V13.25C5.0712,13.25 4.4922,13.443 4.0162,13.8L4.9162,15ZM14.9995,1.75C15.6902,1.75 16.2495,2.3093 16.2495,2.9994H17.7495C17.7495,1.4803 16.518,0.25 14.9995,0.25V1.75ZM2.9995,0.25C1.4807,0.25 0.2495,1.4812 0.2495,3H1.7495C1.7495,2.3096 2.3092,1.75 2.9995,1.75V0.25Z"/>
     <path android:fillColor="#00000000"
         android:pathData="M4.9995,6C4.9995,6 9.0943,6 12.9995,6"
-        android:strokeColor="#F4F6FA" android:strokeLineCap="round" android:strokeWidth="1.5"/>
+        android:strokeColor="#ffffff" android:strokeLineCap="round" android:strokeWidth="1.5"/>
     <path android:fillColor="#00000000"
         android:pathData="M4.9995,9H8.9995"
-        android:strokeColor="#F4F6FA" android:strokeLineCap="round" android:strokeWidth="1.5"/>
+        android:strokeColor="#ffffff" android:strokeLineCap="round" android:strokeWidth="1.5"/>
 </vector>
diff --git a/vector/src/main/res/layout/item_thread.xml b/vector/src/main/res/layout/item_thread.xml
index 37186f031c..496805ad6e 100644
--- a/vector/src/main/res/layout/item_thread.xml
+++ b/vector/src/main/res/layout/item_thread.xml
@@ -64,7 +64,7 @@
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toEndOf="@id/threadSummaryDateTextView"
         app:layout_constraintTop_toTopOf="@id/threadSummaryDateTextView"
-        app:tint="@color/palette_gray_200"
+        app:tint="?riotx_unread_unimportant_room_badge"
         tools:ignore="ContentDescription"
         tools:visibility="visible" />
 
diff --git a/vector/src/main/res/layout/view_thread_notification_badge.xml b/vector/src/main/res/layout/view_thread_notification_badge.xml
index 81b3f7138e..6a5f33ac1a 100644
--- a/vector/src/main/res/layout/view_thread_notification_badge.xml
+++ b/vector/src/main/res/layout/view_thread_notification_badge.xml
@@ -31,7 +31,7 @@
             android:paddingStart="2dp"
             android:paddingEnd="2dp"
             android:layout_gravity="top|end"
-            android:backgroundTint="@color/palette_gray_200"
+            android:backgroundTint="?riotx_unread_unimportant_room_badge"
             android:background="@drawable/notification_badge"
             android:visibility="visible"
             tools:visibility="visible">
@@ -55,4 +55,4 @@
 
     </FrameLayout>
 
-</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file
+</androidx.constraintlayout.widget.ConstraintLayout>