Revert "Rename colors"

This reverts commit 894a370614ba69d05cda06e2b572420dd152b91c.

rainfall/theme.json

@@ -6,23 +6,33 @@
             "palette": [
                 {
                     "color": "#000",
-                    "name": "Foreground",
-                    "slug": "foreground"
+                    "name": "Black",
+                    "slug": "black"
+                },
+                {
+                    "color": "#636363",
+                    "name": "Dark Grey",
+                    "slug": "dark-grey"
                 },
                 {
                     "color": "#FFF",
-                    "name": "Background",
-                    "slug": "background"
+                    "name": "White",
+                    "slug": "white"
+                },
+                {
+                    "color": "#A43D00",
+                    "name": "Brown",
+                    "slug": "brown"
                 },
                 {
                     "color": "#FF7D2F",
-                    "name": "Primary",
-                    "slug": "primary"
+                    "name": "Orange",
+                    "slug": "orange"
                 },
                 {
                     "color": "#FDEEE5",
-                    "name": "Secondary",
-                    "slug": "secondary"
+                    "name": "Light Orange",
+                    "slug": "light-orange"
                 }
             ]
         },