fixed select2 focus border color

build/scss/plugins/_mixins.scss

@@ -6,6 +6,14 @@
 @mixin select2-variant($name, $color) {
   .select2-#{$name} {
 
+    + .select2-container--default {
+      &.select2-container--open {
+        .select2-selection--single {
+          border-color: lighten($color, 25%);
+        }
+      }
+    }
+
     .select2-container--default &,
     .select2-container--default {
       &.select2-dropdown,

build/scss/plugins/_select2.scss

@@ -21,7 +21,9 @@
   }
 
   &.select2-container--open {
-    border-color: $primary;
+    .select2-selection--single {
+      border-color: lighten($primary, 25%);
+    }
   }
 
   & .select2-dropdown {

dist/css/adminlte.css

@@ -20389,8 +20389,8 @@ html.maximized-card {
   height: calc(2.25rem + 2px);
 }
 
-.select2-container--default.select2-container--open {
-  border-color: #007bff;
+.select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #80bdff;
 }
 
 .select2-container--default .select2-dropdown {
@@ -20547,6 +20547,10 @@ html.maximized-card {
   box-shadow: none;
 }
 
+.select2-primary + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #80bdff;
+}
+
 .select2-container--default .select2-primary.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-primary .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-primary .select2-search--inline .select2-search__field:focus,
@@ -20596,6 +20600,10 @@ html.maximized-card {
   border-color: #80bdff;
 }
 
+.select2-secondary + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #afb5ba;
+}
+
 .select2-container--default .select2-secondary.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-secondary .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-secondary .select2-search--inline .select2-search__field:focus,
@@ -20645,6 +20653,10 @@ html.maximized-card {
   border-color: #afb5ba;
 }
 
+.select2-success + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #71dd8a;
+}
+
 .select2-container--default .select2-success.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-success .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-success .select2-search--inline .select2-search__field:focus,
@@ -20694,6 +20706,10 @@ html.maximized-card {
   border-color: #71dd8a;
 }
 
+.select2-info + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #63d9ec;
+}
+
 .select2-container--default .select2-info.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-info .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-info .select2-search--inline .select2-search__field:focus,
@@ -20743,6 +20759,10 @@ html.maximized-card {
   border-color: #63d9ec;
 }
 
+.select2-warning + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #ffe187;
+}
+
 .select2-container--default .select2-warning.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-warning .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-warning .select2-search--inline .select2-search__field:focus,
@@ -20792,6 +20812,10 @@ html.maximized-card {
   border-color: #ffe187;
 }
 
+.select2-danger + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #efa2a9;
+}
+
 .select2-container--default .select2-danger.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-danger .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-danger .select2-search--inline .select2-search__field:focus,
@@ -20841,6 +20865,10 @@ html.maximized-card {
   border-color: #efa2a9;
 }
 
+.select2-light + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: white;
+}
+
 .select2-container--default .select2-light.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-light .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-light .select2-search--inline .select2-search__field:focus,
@@ -20890,6 +20918,10 @@ html.maximized-card {
   border-color: white;
 }
 
+.select2-dark + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #6d7a86;
+}
+
 .select2-container--default .select2-dark.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-dark .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-dark .select2-search--inline .select2-search__field:focus,
@@ -20939,6 +20971,10 @@ html.maximized-card {
   border-color: #6d7a86;
 }
 
+.select2-lightblue + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #99c5de;
+}
+
 .select2-container--default .select2-lightblue.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-lightblue .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-lightblue .select2-search--inline .select2-search__field:focus,
@@ -20988,6 +21024,10 @@ html.maximized-card {
   border-color: #99c5de;
 }
 
+.select2-navy + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #005ebf;
+}
+
 .select2-container--default .select2-navy.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-navy .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-navy .select2-search--inline .select2-search__field:focus,
@@ -21037,6 +21077,10 @@ html.maximized-card {
   border-color: #005ebf;
 }
 
+.select2-olive + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #87cfaf;
+}
+
 .select2-container--default .select2-olive.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-olive .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-olive .select2-search--inline .select2-search__field:focus,
@@ -21086,6 +21130,10 @@ html.maximized-card {
   border-color: #87cfaf;
 }
 
+.select2-lime + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #81ffb8;
+}
+
 .select2-container--default .select2-lime.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-lime .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-lime .select2-search--inline .select2-search__field:focus,
@@ -21135,6 +21183,10 @@ html.maximized-card {
   border-color: #81ffb8;
 }
 
+.select2-fuchsia + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #f88adf;
+}
+
 .select2-container--default .select2-fuchsia.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-fuchsia .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-fuchsia .select2-search--inline .select2-search__field:focus,
@@ -21184,6 +21236,10 @@ html.maximized-card {
   border-color: #f88adf;
 }
 
+.select2-maroon + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #f083ab;
+}
+
 .select2-container--default .select2-maroon.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-maroon .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-maroon .select2-search--inline .select2-search__field:focus,
@@ -21233,6 +21289,10 @@ html.maximized-card {
   border-color: #f083ab;
 }
 
+.select2-blue + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #80bdff;
+}
+
 .select2-container--default .select2-blue.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-blue .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-blue .select2-search--inline .select2-search__field:focus,
@@ -21282,6 +21342,10 @@ html.maximized-card {
   border-color: #80bdff;
 }
 
+.select2-indigo + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #b389f9;
+}
+
 .select2-container--default .select2-indigo.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-indigo .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-indigo .select2-search--inline .select2-search__field:focus,
@@ -21331,6 +21395,10 @@ html.maximized-card {
   border-color: #b389f9;
 }
 
+.select2-purple + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #b8a2e0;
+}
+
 .select2-container--default .select2-purple.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-purple .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-purple .select2-search--inline .select2-search__field:focus,
@@ -21380,6 +21448,10 @@ html.maximized-card {
   border-color: #b8a2e0;
 }
 
+.select2-pink + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #f6b0d0;
+}
+
 .select2-container--default .select2-pink.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-pink .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-pink .select2-search--inline .select2-search__field:focus,
@@ -21429,6 +21501,10 @@ html.maximized-card {
   border-color: #f6b0d0;
 }
 
+.select2-red + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #efa2a9;
+}
+
 .select2-container--default .select2-red.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-red .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-red .select2-search--inline .select2-search__field:focus,
@@ -21478,6 +21554,10 @@ html.maximized-card {
   border-color: #efa2a9;
 }
 
+.select2-orange + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #fec392;
+}
+
 .select2-container--default .select2-orange.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-orange .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-orange .select2-search--inline .select2-search__field:focus,
@@ -21527,6 +21607,10 @@ html.maximized-card {
   border-color: #fec392;
 }
 
+.select2-yellow + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #ffe187;
+}
+
 .select2-container--default .select2-yellow.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-yellow .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-yellow .select2-search--inline .select2-search__field:focus,
@@ -21576,6 +21660,10 @@ html.maximized-card {
   border-color: #ffe187;
 }
 
+.select2-green + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #71dd8a;
+}
+
 .select2-container--default .select2-green.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-green .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-green .select2-search--inline .select2-search__field:focus,
@@ -21625,6 +21713,10 @@ html.maximized-card {
   border-color: #71dd8a;
 }
 
+.select2-teal + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #7eeaca;
+}
+
 .select2-container--default .select2-teal.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-teal .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-teal .select2-search--inline .select2-search__field:focus,
@@ -21674,6 +21766,10 @@ html.maximized-card {
   border-color: #7eeaca;
 }
 
+.select2-cyan + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #63d9ec;
+}
+
 .select2-container--default .select2-cyan.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-cyan .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-cyan .select2-search--inline .select2-search__field:focus,
@@ -21723,6 +21819,10 @@ html.maximized-card {
   border-color: #63d9ec;
 }
 
+.select2-white + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: white;
+}
+
 .select2-container--default .select2-white.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-white .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-white .select2-search--inline .select2-search__field:focus,
@@ -21772,6 +21872,10 @@ html.maximized-card {
   border-color: white;
 }
 
+.select2-gray + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #afb5ba;
+}
+
 .select2-container--default .select2-gray.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-gray .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-gray .select2-search--inline .select2-search__field:focus,
@@ -21821,6 +21925,10 @@ html.maximized-card {
   border-color: #afb5ba;
 }
 
+.select2-gray-dark + .select2-container--default.select2-container--open .select2-selection--single {
+  border-color: #6d7a86;
+}
+
 .select2-container--default .select2-gray-dark.select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-gray-dark .select2-dropdown .select2-search__field:focus,
 .select2-container--default .select2-gray-dark .select2-search--inline .select2-search__field:focus,