Use on-brand accent color

Author: LaurentTreguier

Fyreplace/Resources/Assets.xcassets/AccentColor.colorset/Contents.json

@@ -2,8 +2,13 @@
   "colors" : [
     {
       "color" : {
-        "platform" : "universal",
-        "reference" : "systemOrangeColor"
+        "color-space" : "srgb",
+        "components" : {
+          "alpha" : "1.000",
+          "blue" : "0x43",
+          "green" : "0x82",
+          "red" : "0xFF"
+        }
       },
       "idiom" : "universal"
     }