优化

app/src/main/res/drawable/ic_launcher5.xml

@@ -51,4 +51,7 @@
     <path
         android:pathData="M59.67,34.49l-4.02,-2.08l2.07,4.29l1.95,-2.21z"
         android:fillColor="#EDEDED" />
+    <path
+        android:pathData="M17.9,75v-3.3c11.5,-0.7 25,-8.2 36.5,7.3c11.6,-15.6 25,-8 36.5,-7.3V75l0,0v5.2c-10.2,-1.1 -24.3,-3.5 -32.9,-0.1l-0.8,0.4h0.1c-0.4,0.2 -0.7,0.6 -0.7,1l0,0c-0.1,0.7 -0.7,1.2 -1.5,1.2h-1.4c-0.7,0 -1.4,-0.6 -1.4,-1.3l0,0c-0.1,-0.3 -0.3,-0.6 -0.6,-0.8l-0.1,-0.1c-0.3,-0.2 -0.5,-0.3 -0.8,-0.5c-8.6,-3.4 -22.8,-1 -33,0.1v-3.7"
+        android:fillColor="#BDD5EA" />
 </vector>

app/src/main/res/drawable/ic_launcher5_b.xml

@@ -6,7 +6,5 @@
     <path
         android:pathData="M0,0h108v108h-108z"
         android:fillColor="#495867" />
-    <path
+
-        android:pathData="M17.9,75v-3.3c11.5,-0.7 25,-8.2 36.5,7.3c11.6,-15.6 25,-8 36.5,-7.3V75l0,0v5.2c-10.2,-1.1 -24.3,-3.5 -32.9,-0.1l-0.8,0.4h0.1c-0.4,0.2 -0.7,0.6 -0.7,1l0,0c-0.1,0.7 -0.7,1.2 -1.5,1.2h-1.4c-0.7,0 -1.4,-0.6 -1.4,-1.3l0,0c-0.1,-0.3 -0.3,-0.6 -0.6,-0.8l-0.1,-0.1c-0.3,-0.2 -0.5,-0.3 -0.8,-0.5c-8.6,-3.4 -22.8,-1 -33,0.1v-3.7"
-        android:fillColor="#BDD5EA" />
 </vector>

app/src/main/res/drawable/ic_launcher7.xml

@@ -51,4 +51,7 @@
     <path
         android:pathData="M59.67,34.49l-4.02,-2.08l2.07,4.29l1.95,-2.21z"
         android:fillColor="#2F45A6" />
+    <path
+        android:pathData="M17.9,75v-3.3c11.5,-0.7 25,-8.2 36.5,7.3c11.6,-15.6 25,-8 36.5,-7.3V75l0,0v5.2c-10.2,-1.1 -24.3,-3.5 -32.9,-0.1l-0.8,0.4h0.1c-0.4,0.2 -0.7,0.6 -0.7,1l0,0c-0.1,0.7 -0.7,1.2 -1.5,1.2h-1.4c-0.7,0 -1.4,-0.6 -1.4,-1.3l0,0c-0.1,-0.3 -0.3,-0.6 -0.6,-0.8l-0.1,-0.1c-0.3,-0.2 -0.5,-0.3 -0.8,-0.5c-8.6,-3.4 -22.8,-1 -33,0.1v-3.7"
+        android:fillColor="#FFBF00" />
 </vector>

app/src/main/res/drawable/ic_launcher7_b.xml

@@ -6,7 +6,4 @@
     <path
         android:pathData="M0,0h108v108h-108z"
         android:fillColor="#EFEFEF" />
-    <path
-        android:pathData="M17.9,75v-3.3c11.5,-0.7 25,-8.2 36.5,7.3c11.6,-15.6 25,-8 36.5,-7.3V75l0,0v5.2c-10.2,-1.1 -24.3,-3.5 -32.9,-0.1l-0.8,0.4h0.1c-0.4,0.2 -0.7,0.6 -0.7,1l0,0c-0.1,0.7 -0.7,1.2 -1.5,1.2h-1.4c-0.7,0 -1.4,-0.6 -1.4,-1.3l0,0c-0.1,-0.3 -0.3,-0.6 -0.6,-0.8l-0.1,-0.1c-0.3,-0.2 -0.5,-0.3 -0.8,-0.5c-8.6,-3.4 -22.8,-1 -33,0.1v-3.7"
-        android:fillColor="#FFBF00" />
 </vector>

app/src/main/res/mipmap-anydpi-v26/launcher1.xml

@@ -2,4 +2,5 @@
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
     <background android:drawable="@color/md_yellow_600" />
     <foreground android:drawable="@drawable/ic_launcher2" />
+    <monochrome android:drawable="@drawable/ic_launcher4" />
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/launcher2.xml

@@ -2,4 +2,5 @@
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
     <background android:drawable="@drawable/ic_launcher5_b" />
     <foreground android:drawable="@drawable/ic_launcher5" />
+    <monochrome android:drawable="@drawable/ic_launcher5" />
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/launcher3.xml

@@ -2,4 +2,5 @@
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
     <background android:drawable="@color/md_grey_50" />
     <foreground android:drawable="@drawable/ic_launcher3" />
+    <monochrome android:drawable="@drawable/ic_launcher3" />
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/launcher4.xml

@@ -2,4 +2,5 @@
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
     <background android:drawable="@drawable/ic_launcher4_b" />
     <foreground android:drawable="@drawable/ic_launcher4" />
+    <monochrome android:drawable="@drawable/ic_launcher4" />
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/launcher5.xml

@@ -2,4 +2,5 @@
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
     <background android:drawable="@color/md_grey_50" />
     <foreground android:drawable="@drawable/ic_launcher6" />
+    <monochrome android:drawable="@drawable/ic_launcher6" />
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/launcher6.xml

@@ -2,4 +2,5 @@
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
     <background android:drawable="@drawable/ic_launcher7_b" />
     <foreground android:drawable="@drawable/ic_launcher7" />
+    <monochrome android:drawable="@drawable/ic_launcher7" />
 </adaptive-icon>