Brighten up avatar colors

framework/core/ember/app/styles/flarum/user.less

@@ -50,6 +50,7 @@
     float: left;
     margin-left: -130px;
     border: 4px solid #fff;
+    .box-shadow(0 2px 6px @fl-shadow-color);
   }
   & .badges {
     margin-left: 10px;

framework/core/ember/app/utils/string-to-color.js

@@ -31,6 +31,6 @@ export default function(string) {
     num += string.charCodeAt(i);
   }
   var hue = num % 360;
-  var rgb = hsvToRgb(hue / 360, 100 / 255, 200 / 255);
+  var rgb = hsvToRgb(hue / 360, 0.4, 0.9);
   return ''+rgb.r.toString(16)+rgb.g.toString(16)+rgb.b.toString(16);
 };