diff --git a/server/src/router/v1/public/public.routes.js b/server/src/router/v1/public/public.routes.js
index 3455ccf..247f28b 100644
--- a/server/src/router/v1/public/public.routes.js
+++ b/server/src/router/v1/public/public.routes.js
@@ -13,9 +13,9 @@ const publicRouter = express.Router()
 publicRouter.get(
   '/settings',
   // #swagger.tags = ['Public']
-  // #swagger.summary = 'Public site settings'
-  // #swagger.description = 'Whitelisted, non-sensitive settings the client needs to render the site.'
-  /* #swagger.responses[200] = { description: 'Key/value settings', content: { "application/json": { schema: { type: "object", additionalProperties: true } } } } */
+  // #swagger.summary = 'Public site settings + branding'
+  // #swagger.description = 'Whitelisted, non-sensitive settings plus the per-shard brand block (name/colors/logo/hero/favicon) a client themes itself from, and derived registration / game-account-signup availability flags.'
+  /* #swagger.responses[200] = { description: 'Public settings + branding', content: { "application/json": { schema: { $ref: "#/components/schemas/PublicSettings" } } } } */
   ctrl.getSettings,
 )
 publicRouter.get(
diff --git a/server/swagger/swagger-output.json b/server/swagger/swagger-output.json
index ae82e82..529a50b 100644
--- a/server/swagger/swagger-output.json
+++ b/server/swagger/swagger-output.json
@@ -1636,16 +1636,15 @@
         "tags": [
           "Public"
         ],
-        "summary": "Public site settings",
-        "description": "Whitelisted, non-sensitive settings the client needs to render the site.",
+        "summary": "Public site settings + branding",
+        "description": "Whitelisted, non-sensitive settings plus the per-shard brand block (name/colors/logo/hero/favicon) a client themes itself from, and derived registration / game-account-signup availability flags.",
         "responses": {
           "200": {
-            "description": "Key/value settings",
+            "description": "Public settings + branding",
             "content": {
               "application/json": {
                 "schema": {
-                  "type": "object",
-                  "additionalProperties": true
+                  "$ref": "#/components/schemas/PublicSettings"
                 }
               }
             }
@@ -14005,6 +14004,275 @@
           }
         }
       },
+      "Brand": {
+        "type": "object",
+        "properties": {
+          "type": {
+            "type": "string",
+            "example": "object"
+          },
+          "description": {
+            "type": "string",
+            "example": "Per-shard branding (BRAND_* env, with admin overrides for name/contactEmail). A client themes itself from this — one instance runs as any shard. Asset fields (logo/hero/favicon) may be site-relative paths; resolve them against the site base URL."
+          },
+          "properties": {
+            "type": "object",
+            "properties": {
+              "name": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": "Runic Gateway"
+                  }
+                }
+              },
+              "shortName": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": "Runic Gateway"
+                  }
+                }
+              },
+              "tagline": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": "an independent private Ultima Online shard"
+                  }
+                }
+              },
+              "description": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  }
+                }
+              },
+              "contactEmail": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": ""
+                  }
+                }
+              },
+              "url": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": ""
+                  }
+                }
+              },
+              "accent": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": "#7f99bd"
+                  },
+                  "description": {
+                    "type": "string",
+                    "example": "Seed/accent color (hex) for theming."
+                  }
+                }
+              },
+              "logo": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": ""
+                  },
+                  "description": {
+                    "type": "string",
+                    "example": "Logo URL or site-relative path; empty = no logo."
+                  }
+                }
+              },
+              "hero": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": "/assets/img/runic-emblem.png"
+                  },
+                  "description": {
+                    "type": "string",
+                    "example": "Hero image URL or site-relative path."
+                  }
+                }
+              },
+              "favicon": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": "/assets/img/favicon.ico"
+                  },
+                  "description": {
+                    "type": "string",
+                    "example": "Favicon URL or site-relative path."
+                  }
+                }
+              }
+            }
+          }
+        }
+      },
+      "PublicSettings": {
+        "type": "object",
+        "properties": {
+          "type": {
+            "type": "string",
+            "example": "object"
+          },
+          "description": {
+            "type": "string",
+            "example": "Public site settings + branding (GET /public/settings). Whitelisted string settings, plus derived availability flags and the brand block a client themes from. Additional whitelisted keys may appear."
+          },
+          "properties": {
+            "type": "object",
+            "properties": {
+              "site_title": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": "Runic Gateway"
+                  }
+                }
+              },
+              "status_message": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": ""
+                  }
+                }
+              },
+              "maintenance_message": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "string"
+                  },
+                  "example": {
+                    "type": "string",
+                    "example": ""
+                  }
+                }
+              },
+              "registration": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "object"
+                  },
+                  "properties": {
+                    "type": "object",
+                    "properties": {
+                      "password": {
+                        "type": "object",
+                        "properties": {
+                          "type": {
+                            "type": "string",
+                            "example": "boolean"
+                          }
+                        }
+                      },
+                      "sso": {
+                        "type": "object",
+                        "properties": {
+                          "type": {
+                            "type": "string",
+                            "example": "boolean"
+                          }
+                        }
+                      }
+                    }
+                  }
+                }
+              },
+              "gameAccountSignup": {
+                "type": "object",
+                "properties": {
+                  "type": {
+                    "type": "string",
+                    "example": "boolean"
+                  },
+                  "example": {
+                    "type": "boolean",
+                    "example": false
+                  }
+                }
+              },
+              "brand": {
+                "$ref": "#/components/schemas/Brand"
+              }
+            }
+          },
+          "additionalProperties": {
+            "type": "boolean",
+            "example": true
+          }
+        }
+      },
       "DeletedId": {
         "type": "object",
         "properties": {
diff --git a/server/swagger/swagger.js b/server/swagger/swagger.js
index a8930de..b25f659 100644
--- a/server/swagger/swagger.js
+++ b/server/swagger/swagger.js
@@ -587,6 +587,40 @@ const doc = {
           server: { type: 'string', example: '1.0.0', description: 'Server package version (informational).' },
         },
       },
+      Brand: {
+        type: 'object',
+        description:
+          'Per-shard branding (BRAND_* env, with admin overrides for name/contactEmail). A client themes itself from this — one instance runs as any shard. Asset fields (logo/hero/favicon) may be site-relative paths; resolve them against the site base URL.',
+        properties: {
+          name: { type: 'string', example: 'Runic Gateway' },
+          shortName: { type: 'string', example: 'Runic Gateway' },
+          tagline: { type: 'string', example: 'an independent private Ultima Online shard' },
+          description: { type: 'string' },
+          contactEmail: { type: 'string', example: '' },
+          url: { type: 'string', example: '' },
+          accent: { type: 'string', example: '#7f99bd', description: 'Seed/accent color (hex) for theming.' },
+          logo: { type: 'string', example: '', description: 'Logo URL or site-relative path; empty = no logo.' },
+          hero: { type: 'string', example: '/assets/img/runic-emblem.png', description: 'Hero image URL or site-relative path.' },
+          favicon: { type: 'string', example: '/assets/img/favicon.ico', description: 'Favicon URL or site-relative path.' },
+        },
+      },
+      PublicSettings: {
+        type: 'object',
+        description:
+          'Public site settings + branding (GET /public/settings). Whitelisted string settings, plus derived availability flags and the brand block a client themes from. Additional whitelisted keys may appear.',
+        properties: {
+          site_title: { type: 'string', example: 'Runic Gateway' },
+          status_message: { type: 'string', example: '' },
+          maintenance_message: { type: 'string', example: '' },
+          registration: {
+            type: 'object',
+            properties: { password: { type: 'boolean' }, sso: { type: 'boolean' } },
+          },
+          gameAccountSignup: { type: 'boolean', example: false },
+          brand: { $ref: '#/components/schemas/Brand' },
+        },
+        additionalProperties: true,
+      },
       // Delete/mutation acknowledgements — each echoes the affected resource key
       // or a boolean flag rather than a { message } string.
       DeletedId: {
diff --git a/server/test/publicBrand.test.js b/server/test/publicBrand.test.js
new file mode 100644
index 0000000..e4deac9
--- /dev/null
+++ b/server/test/publicBrand.test.js
@@ -0,0 +1,57 @@
+// Point the DB at a closed port before the pool is built; getPublic() is fully
+// monkeypatched below so no query runs, and db.close() releases the pool at the
+// end so the process exits cleanly.
+process.env.DB_HOST = '127.0.0.1'
+process.env.DB_PORT = '59999'
+
+const { test, beforeEach, afterEach, after } = require('node:test')
+const assert = require('node:assert/strict')
+
+// Lock the /public/settings brand contract the mobile app themes itself from
+// (§8.6 of the Android plan). Exercises settings.getPublic() against an in-memory
+// fake by monkeypatching settings.db — no DB. The brand block is sourced from the
+// BRAND_* config defaults, with admin site_title / contact_email overriding.
+const settingsDb = require('../src/model/settings/settings.db')
+const settings = require('../src/model/settings/settings.model')
+const brand = require('../src/config/brand')
+const db = require('../src/utils/db')
+
+after(() => db.close())
+
+let savedGetAll
+beforeEach(() => {
+  savedGetAll = settingsDb.getAll
+  settingsDb.getAll = async () => [] // no stored settings → pure BRAND_* defaults
+})
+afterEach(() => {
+  settingsDb.getAll = savedGetAll
+})
+
+const THEMING_FIELDS = ['name', 'shortName', 'tagline', 'description', 'contactEmail', 'url', 'accent', 'logo', 'hero', 'favicon']
+
+test('getPublic exposes the full brand theming contract the app depends on', async () => {
+  const pub = await settings.getPublic()
+  assert.ok(pub.brand, 'brand block present')
+  for (const key of THEMING_FIELDS) {
+    assert.ok(key in pub.brand, `brand.${key} present`)
+  }
+  // Defaults flow from BRAND_* config when nothing is stored.
+  assert.equal(pub.brand.name, brand.name)
+  assert.equal(pub.brand.accent, brand.accent)
+  assert.equal(pub.brand.logo, brand.logo)
+  assert.equal(pub.brand.hero, brand.hero)
+  assert.equal(pub.brand.favicon, brand.favicon)
+  // Never leak the Discord-only integer accent form to a public client.
+  assert.equal(pub.brand.accentInt, undefined)
+})
+
+test('admin site_title / contact_email override the brand defaults', async () => {
+  settingsDb.getAll = async () => [
+    { key: 'site_title', value: 'My Shard' },
+    { key: 'contact_email', value: 'hi@shard.tld' },
+  ]
+  const pub = await settings.getPublic()
+  assert.equal(pub.brand.name, 'My Shard') // site_title overrides brand.name
+  assert.equal(pub.brand.contactEmail, 'hi@shard.tld') // contact_email overrides
+  assert.equal(pub.brand.accent, brand.accent) // colors still from config
+})