diff --git a/docs/api/_blueprint.json b/docs/api/_blueprint.json
index 87dc1d8aa..13a8e3014 100644
--- a/docs/api/_blueprint.json
+++ b/docs/api/_blueprint.json
@@ -26952,6 +26952,20 @@
                         "format": "boolean",
                         "jsonType": "boolean"
                       },
+                      {
+                        "name": "customization_profile_id",
+                        "description": "The ID of the customization profile to use for the portal.",
+                        "isRequired": false,
+                        "isDeprecated": false,
+                        "deprecationMessage": "",
+                        "isUndocumented": false,
+                        "undocumentedMessage": "",
+                        "isDraft": false,
+                        "draftMessage": "",
+                        "hasDefault": false,
+                        "format": "id",
+                        "jsonType": "string"
+                      },
                       {
                         "name": "exclude",
                         "description": "Whether to exclude this feature from the portal.",
@@ -70301,6 +70315,78 @@
             "semanticMethod": "POST",
             "preferredMethod": "POST",
             "parameters": [
+              {
+                "name": "customer_portal_theme",
+                "description": "",
+                "isRequired": false,
+                "isDeprecated": false,
+                "deprecationMessage": "",
+                "isUndocumented": false,
+                "undocumentedMessage": "",
+                "isDraft": false,
+                "draftMessage": "",
+                "hasDefault": false,
+                "format": "object",
+                "jsonType": "object",
+                "parameters": [
+                  {
+                    "name": "primary_color",
+                    "description": "",
+                    "isRequired": false,
+                    "isDeprecated": false,
+                    "deprecationMessage": "",
+                    "isUndocumented": false,
+                    "undocumentedMessage": "",
+                    "isDraft": false,
+                    "draftMessage": "",
+                    "hasDefault": false,
+                    "format": "string",
+                    "jsonType": "string"
+                  },
+                  {
+                    "name": "primary_foreground_color",
+                    "description": "",
+                    "isRequired": false,
+                    "isDeprecated": false,
+                    "deprecationMessage": "",
+                    "isUndocumented": false,
+                    "undocumentedMessage": "",
+                    "isDraft": false,
+                    "draftMessage": "",
+                    "hasDefault": false,
+                    "format": "string",
+                    "jsonType": "string"
+                  },
+                  {
+                    "name": "secondary_color",
+                    "description": "",
+                    "isRequired": false,
+                    "isDeprecated": false,
+                    "deprecationMessage": "",
+                    "isUndocumented": false,
+                    "undocumentedMessage": "",
+                    "isDraft": false,
+                    "draftMessage": "",
+                    "hasDefault": false,
+                    "format": "string",
+                    "jsonType": "string"
+                  },
+                  {
+                    "name": "secondary_foreground_color",
+                    "description": "",
+                    "isRequired": false,
+                    "isDeprecated": false,
+                    "deprecationMessage": "",
+                    "isUndocumented": false,
+                    "undocumentedMessage": "",
+                    "isDraft": false,
+                    "draftMessage": "",
+                    "hasDefault": false,
+                    "format": "string",
+                    "jsonType": "string"
+                  }
+                ]
+              },
               {
                 "name": "name",
                 "description": "",
@@ -70319,7 +70405,7 @@
               {
                 "name": "primary_color",
                 "description": "",
-                "isRequired": true,
+                "isRequired": false,
                 "isDeprecated": false,
                 "deprecationMessage": "",
                 "isUndocumented": false,
@@ -70333,7 +70419,7 @@
               {
                 "name": "secondary_color",
                 "description": "",
-                "isRequired": true,
+                "isRequired": false,
                 "isDeprecated": false,
                 "deprecationMessage": "",
                 "isUndocumented": false,
@@ -70483,6 +70569,78 @@
             "semanticMethod": "PATCH",
             "preferredMethod": "PATCH",
             "parameters": [
+              {
+                "name": "customer_portal_theme",
+                "description": "",
+                "isRequired": false,
+                "isDeprecated": false,
+                "deprecationMessage": "",
+                "isUndocumented": false,
+                "undocumentedMessage": "",
+                "isDraft": false,
+                "draftMessage": "",
+                "hasDefault": false,
+                "format": "object",
+                "jsonType": "object",
+                "parameters": [
+                  {
+                    "name": "primary_color",
+                    "description": "",
+                    "isRequired": false,
+                    "isDeprecated": false,
+                    "deprecationMessage": "",
+                    "isUndocumented": false,
+                    "undocumentedMessage": "",
+                    "isDraft": false,
+                    "draftMessage": "",
+                    "hasDefault": false,
+                    "format": "string",
+                    "jsonType": "string"
+                  },
+                  {
+                    "name": "primary_foreground_color",
+                    "description": "",
+                    "isRequired": false,
+                    "isDeprecated": false,
+                    "deprecationMessage": "",
+                    "isUndocumented": false,
+                    "undocumentedMessage": "",
+                    "isDraft": false,
+                    "draftMessage": "",
+                    "hasDefault": false,
+                    "format": "string",
+                    "jsonType": "string"
+                  },
+                  {
+                    "name": "secondary_color",
+                    "description": "",
+                    "isRequired": false,
+                    "isDeprecated": false,
+                    "deprecationMessage": "",
+                    "isUndocumented": false,
+                    "undocumentedMessage": "",
+                    "isDraft": false,
+                    "draftMessage": "",
+                    "hasDefault": false,
+                    "format": "string",
+                    "jsonType": "string"
+                  },
+                  {
+                    "name": "secondary_foreground_color",
+                    "description": "",
+                    "isRequired": false,
+                    "isDeprecated": false,
+                    "deprecationMessage": "",
+                    "isUndocumented": false,
+                    "undocumentedMessage": "",
+                    "isDraft": false,
+                    "draftMessage": "",
+                    "hasDefault": false,
+                    "format": "string",
+                    "jsonType": "string"
+                  }
+                ]
+              },
               {
                 "name": "customization_profile_id",
                 "description": "",
@@ -83704,6 +83862,74 @@
           "format": "datetime",
           "jsonType": "string"
         },
+        {
+          "name": "customer_portal_theme",
+          "description": "",
+          "isDeprecated": false,
+          "deprecationMessage": "",
+          "isUndocumented": false,
+          "undocumentedMessage": "",
+          "isDraft": false,
+          "draftMessage": "",
+          "propertyGroupKey": null,
+          "format": "object",
+          "jsonType": "object",
+          "propertyGroups": [],
+          "properties": [
+            {
+              "name": "primary_color",
+              "description": "",
+              "isDeprecated": false,
+              "deprecationMessage": "",
+              "isUndocumented": false,
+              "undocumentedMessage": "",
+              "isDraft": false,
+              "draftMessage": "",
+              "propertyGroupKey": null,
+              "format": "string",
+              "jsonType": "string"
+            },
+            {
+              "name": "primary_foreground_color",
+              "description": "",
+              "isDeprecated": false,
+              "deprecationMessage": "",
+              "isUndocumented": false,
+              "undocumentedMessage": "",
+              "isDraft": false,
+              "draftMessage": "",
+              "propertyGroupKey": null,
+              "format": "string",
+              "jsonType": "string"
+            },
+            {
+              "name": "secondary_color",
+              "description": "",
+              "isDeprecated": false,
+              "deprecationMessage": "",
+              "isUndocumented": false,
+              "undocumentedMessage": "",
+              "isDraft": false,
+              "draftMessage": "",
+              "propertyGroupKey": null,
+              "format": "string",
+              "jsonType": "string"
+            },
+            {
+              "name": "secondary_foreground_color",
+              "description": "",
+              "isDeprecated": false,
+              "deprecationMessage": "",
+              "isUndocumented": false,
+              "undocumentedMessage": "",
+              "isDraft": false,
+              "draftMessage": "",
+              "propertyGroupKey": null,
+              "format": "string",
+              "jsonType": "string"
+            }
+          ]
+        },
         {
           "name": "customization_profile_id",
           "description": "",
diff --git a/docs/api/_report.md b/docs/api/_report.md
index 95ea0dd54..720f227df 100644
--- a/docs/api/_report.md
+++ b/docs/api/_report.md
@@ -239,6 +239,7 @@ Items that are intentionally undocumented are not included in this section.
 - `connect_webview.any_device_allowed`
 - `connect_webview.device_selection_mode`
 - `customization_profile.created_at`
+- `customization_profile.customer_portal_theme`
 - `customization_profile.customization_profile_id`
 - `customization_profile.logo_url`
 - `customization_profile.name`
@@ -442,12 +443,14 @@ Items that are intentionally undocumented are not included in this section.
 - `/workspaces/find_anything`
     - `search`
 - `/workspaces/customization_profiles/create`
+    - `customer_portal_theme`
     - `name`
     - `primary_color`
     - `secondary_color`
 - `/workspaces/customization_profiles/get`
     - `customization_profile_id`
 - `/workspaces/customization_profiles/update`
+    - `customer_portal_theme`
     - `customization_profile_id`
     - `name`
     - `primary_color`
diff --git a/package-lock.json b/package-lock.json
index 219fc49e9..989902a43 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "@prettier/plugin-ruby": "^4.0.4",
         "@seamapi/blueprint": "^0.51.3",
         "@seamapi/smith": "^0.5.2",
-        "@seamapi/types": "1.640.0",
+        "@seamapi/types": "1.641.0",
         "@types/command-exists": "^1.2.3",
         "change-case": "^5.4.4",
         "command-exists": "^1.2.9",
@@ -983,9 +983,9 @@
       }
     },
     "node_modules/@seamapi/types": {
-      "version": "1.640.0",
-      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.640.0.tgz",
-      "integrity": "sha512-BCBZhh2HXUT1wwWzZFNaN4iZqn/dh2/3WJAL1CH1kVwbr1al7x3GW0BRyPHO7jvH4//8c4Qdrw3/Uw20B/jTbQ==",
+      "version": "1.641.0",
+      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.641.0.tgz",
+      "integrity": "sha512-IBAKTbhXLEJiTS+6On4wDqeF6qZTo/DUa+3Ort+oIw3fFJLHDQXDhqvNc+FaEkt1hEGq6ezZ/jxwGoEFCRHyhA==",
       "dev": true,
       "license": "MIT",
       "engines": {
diff --git a/package.json b/package.json
index 43cf2b8ee..a05bb02ac 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "@prettier/plugin-ruby": "^4.0.4",
     "@seamapi/blueprint": "^0.51.3",
     "@seamapi/smith": "^0.5.2",
-    "@seamapi/types": "1.640.0",
+    "@seamapi/types": "1.641.0",
     "@types/command-exists": "^1.2.3",
     "change-case": "^5.4.4",
     "command-exists": "^1.2.9",