Fix the colors in all color schemes for the .active class for buttons.

Props ryelle, audrasjb.
Fixes #49003 for trunk.

git-svn-id: https://develop.svn.wordpress.org/trunk@46967 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/css/colors/_admin.scss

@@ -104,9 +104,13 @@ textarea:focus {
 	.button.active,
 	.button.active:focus,
 	.button.active:hover {
-		border-color: darken( $button-color, 5% );
-		color: darken( $button-text-color, 5% );
-		box-shadow: inset 0 2px 5px -3px darken( $button-color, 5% );
+		border-color: $button-color;
+		color: darken( #32373c, 5% );
+		box-shadow: inset 0 2px 5px -3px $button-color;
+	}
+
+	.button.active:focus {
+		box-shadow: 0 0 0 1px #32373c;
 	}
 
 	.button-primary {