diff --git a/package.json b/package.json
index a06b474..23f63b2 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "0.13.1",
+  "version": "0.13.2",
   "license": "MIT",
   "main": "dist/index.js",
   "typings": "dist/index.d.ts",
diff --git a/src/store.ts b/src/store.ts
index 3daafd7..67d1b0c 100644
--- a/src/store.ts
+++ b/src/store.ts
@@ -577,7 +577,7 @@ function generateSchema(data: any[]) {
         try {
           if (typeof value === 'string') {
             const color = rgb(value);
-            return !!color;
+            return !!color && !Number.isNaN(color.r);
           }
           return false;
         } catch (e) {