diff --git a/.changeset/cold-kids-fly.md b/.changeset/cold-kids-fly.md
new file mode 100644
index 0000000000..ad774f8155
--- /dev/null
+++ b/.changeset/cold-kids-fly.md
@@ -0,0 +1,5 @@
+---
+"shadcn": patch
+---
+
+fix chartColor in presets
diff --git a/apps/v4/app/(create)/init/parse-config.test.ts b/apps/v4/app/(create)/init/parse-config.test.ts
index 245a7b6151..01a7051c6e 100644
--- a/apps/v4/app/(create)/init/parse-config.test.ts
+++ b/apps/v4/app/(create)/init/parse-config.test.ts
@@ -3,6 +3,21 @@ import { describe, expect, it } from "vitest"
 import { parseDesignSystemConfig } from "./parse-config"
 
 describe("parseDesignSystemConfig", () => {
+  it("defaults missing chartColor from the selected theme", () => {
+    const result = parseDesignSystemConfig(
+      new URLSearchParams(
+        "base=base&style=sera&baseColor=taupe&theme=taupe&iconLibrary=lucide&font=noto-sans&rtl=false&menuAccent=subtle&menuColor=default&radius=default&fontHeading=playfair-display&template=vite&track=1"
+      )
+    )
+
+    expect(result.success).toBe(true)
+    if (!result.success) {
+      throw new Error(result.error)
+    }
+
+    expect(result.data.chartColor).toBe("taupe")
+  })
+
   it("honors explicit fontHeading and chartColor overrides when a preset is present", () => {
     const result = parseDesignSystemConfig(
       new URLSearchParams(
diff --git a/apps/v4/registry/config.test.ts b/apps/v4/registry/config.test.ts
index 1513e35d1b..76809189d7 100644
--- a/apps/v4/registry/config.test.ts
+++ b/apps/v4/registry/config.test.ts
@@ -65,6 +65,23 @@ describe("buildRegistryBase", () => {
     expect(result.chartColor).toBe("neutral")
   })
 
+  it("defaults chartColor to the selected theme when omitted", () => {
+    const result = designSystemConfigSchema.parse({
+      base: "base",
+      style: "sera",
+      iconLibrary: "lucide",
+      baseColor: "taupe",
+      theme: "taupe",
+      font: "noto-sans",
+      fontHeading: "playfair-display",
+      menuAccent: "subtle",
+      menuColor: "default",
+      radius: "default",
+    })
+
+    expect(result.chartColor).toBe("taupe")
+  })
+
   it("rejects chartColor values that are unavailable for the selected base color", () => {
     const result = designSystemConfigSchema.safeParse({
       base: "radix",
diff --git a/apps/v4/registry/config.ts b/apps/v4/registry/config.ts
index a2f825b700..dadab12a16 100644
--- a/apps/v4/registry/config.ts
+++ b/apps/v4/registry/config.ts
@@ -98,7 +98,7 @@ export const designSystemConfigSchema = z
     theme: z.enum(THEMES.map((t) => t.name) as [ThemeName, ...ThemeName[]]),
     chartColor: z
       .enum(THEMES.map((t) => t.name) as [ChartColorName, ...ChartColorName[]])
-      .default("neutral"),
+      .optional(),
     font: z.enum(fontValues).default("inter"),
     fontHeading: z.enum(fontHeadingValues).default("inherit"),
     item: z.string().optional(),
@@ -136,6 +136,10 @@ export const designSystemConfigSchema = z
       .default("next")
       .optional(),
   })
+  .transform((data) => ({
+    ...data,
+    chartColor: data.chartColor ?? data.theme,
+  }))
   .refine(
     (data) => {
       const availableThemes = getThemesForBaseColor(data.baseColor)
diff --git a/packages/shadcn/src/preset/presets.test.ts b/packages/shadcn/src/preset/presets.test.ts
index bd1f3d0153..c36b9797f3 100644
--- a/packages/shadcn/src/preset/presets.test.ts
+++ b/packages/shadcn/src/preset/presets.test.ts
@@ -1,7 +1,7 @@
 import { REGISTRY_URL } from "@/src/registry/constants"
 import { describe, expect, it } from "vitest"
 
-import { resolveCreateUrl, resolveInitUrl } from "./presets"
+import { DEFAULT_PRESETS, resolveCreateUrl, resolveInitUrl } from "./presets"
 
 const SHADCN_URL = REGISTRY_URL.replace(/\/r\/?$/, "")
 
@@ -79,6 +79,12 @@ describe("buildInitUrl", () => {
     expect(parsed.searchParams.get("chartColor")).toBe("emerald")
   })
 
+  it("should include chartColor from default presets", () => {
+    const url = resolveInitUrl({ ...DEFAULT_PRESETS.sera, base: "base" })
+    const parsed = new URL(url)
+    expect(parsed.searchParams.get("chartColor")).toBe("taupe")
+  })
+
   it("should not include chartColor when not provided", () => {
     const url = resolveInitUrl(mockPreset)
     const parsed = new URL(url)
diff --git a/packages/shadcn/src/preset/presets.ts b/packages/shadcn/src/preset/presets.ts
index 815913f0d8..a882712567 100644
--- a/packages/shadcn/src/preset/presets.ts
+++ b/packages/shadcn/src/preset/presets.ts
@@ -19,6 +19,7 @@ export const DEFAULT_PRESETS = {
     style: "nova",
     baseColor: "neutral",
     theme: "neutral",
+    chartColor: "neutral",
     iconLibrary: "lucide",
     font: "geist",
     fontHeading: "inherit",
@@ -34,6 +35,7 @@ export const DEFAULT_PRESETS = {
     style: "vega",
     baseColor: "neutral",
     theme: "neutral",
+    chartColor: "neutral",
     iconLibrary: "lucide",
     font: "inter",
     fontHeading: "inherit",
@@ -49,6 +51,7 @@ export const DEFAULT_PRESETS = {
     style: "maia",
     baseColor: "neutral",
     theme: "neutral",
+    chartColor: "neutral",
     iconLibrary: "hugeicons",
     font: "figtree",
     fontHeading: "inherit",
@@ -64,6 +67,7 @@ export const DEFAULT_PRESETS = {
     style: "lyra",
     baseColor: "neutral",
     theme: "neutral",
+    chartColor: "neutral",
     iconLibrary: "phosphor",
     font: "jetbrains-mono",
     fontHeading: "inherit",
@@ -79,6 +83,7 @@ export const DEFAULT_PRESETS = {
     style: "mira",
     baseColor: "neutral",
     theme: "neutral",
+    chartColor: "neutral",
     iconLibrary: "hugeicons",
     font: "inter",
     fontHeading: "inherit",
@@ -94,6 +99,7 @@ export const DEFAULT_PRESETS = {
     style: "luma",
     baseColor: "neutral",
     theme: "neutral",
+    chartColor: "neutral",
     iconLibrary: "lucide",
     font: "inter",
     fontHeading: "inherit",
@@ -109,6 +115,7 @@ export const DEFAULT_PRESETS = {
     style: "sera",
     baseColor: "taupe",
     theme: "taupe",
+    chartColor: "taupe",
     iconLibrary: "lucide",
     font: "noto-sans",
     fontHeading: "playfair-display",