diff --git a/packages/tui/src/component/logo.tsx b/packages/tui/src/component/logo.tsx
index 13cbe3b8c6..5ade5401a8 100644
--- a/packages/tui/src/component/logo.tsx
+++ b/packages/tui/src/component/logo.tsx
@@ -2,9 +2,9 @@ import { RGBA, TextAttributes } from "@opentui/core"
 import { For } from "solid-js"
 import { banner } from "../logo"
 
-// Fork: hub-style CODEV banner in uniform bold cyan, matching the codev
-// hub's CLI banner (codev repo, src/components/Banner.tsx, ink "cyan").
-const BRAND = RGBA.fromHex("#00cdcd")
+// Fork: hub-style CODEV banner in uniform bold teal (Tailwind cyan-600),
+// the codev brand color.
+const BRAND = RGBA.fromHex("#0891b2")
 
 export function Logo() {
   return (
diff --git a/packages/tui/src/context/theme.tsx b/packages/tui/src/context/theme.tsx
index 53ccc53c34..a061c32ac2 100644
--- a/packages/tui/src/context/theme.tsx
+++ b/packages/tui/src/context/theme.tsx
@@ -93,7 +93,7 @@ const [store, setStore] = createStore<State>({
   themes: allThemes(),
   mode: "dark",
   lock: undefined,
-  active: "opencode",
+  active: "codev",
   ready: false,
 })
 
@@ -118,8 +118,8 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
         if (!lock && pick(kv.get("theme_mode")) !== undefined) kv.set("theme_mode", undefined)
         draft.mode = mode
         draft.lock = lock
-        const active = config.theme ?? kv.get("theme", "opencode")
-        draft.active = typeof active === "string" ? active : "opencode"
+        const active = config.theme ?? kv.get("theme", "codev")
+        draft.active = typeof active === "string" ? active : "codev"
         draft.ready = false
       }),
     )
@@ -140,7 +140,7 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
             }, {}),
           )
         })
-        .catch(() => setStore("active", "opencode"))
+        .catch(() => setStore("active", "codev"))
     }
 
     onMount(() => {
@@ -159,7 +159,7 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
           if (!colors.palette[0]) {
             if (hasResolvedSystemTheme) return
             setSystemTheme(undefined)
-            if (store.active === "system") setStore("active", "opencode")
+            if (store.active === "system") setStore("active", "codev")
             return
           }
           const next = store.lock ?? terminalMode(colors) ?? mode
@@ -174,7 +174,7 @@ export const { use: useTheme, provider: ThemeProvider } = createSimpleContext({
         .catch(() => {
           if (hasResolvedSystemTheme) return
           setSystemTheme(undefined)
-          if (store.active === "system") setStore("active", "opencode")
+          if (store.active === "system") setStore("active", "codev")
         })
     }
 
diff --git a/packages/tui/src/theme/assets/codev.json b/packages/tui/src/theme/assets/codev.json
new file mode 100644
index 0000000000..8895dc837d
--- /dev/null
+++ b/packages/tui/src/theme/assets/codev.json
@@ -0,0 +1,245 @@
+{
+  "$schema": "https://opencode.ai/theme.json",
+  "defs": {
+    "darkStep1": "#0a0a0a",
+    "darkStep2": "#141414",
+    "darkStep3": "#1e1e1e",
+    "darkStep4": "#282828",
+    "darkStep5": "#323232",
+    "darkStep6": "#3c3c3c",
+    "darkStep7": "#484848",
+    "darkStep8": "#606060",
+    "darkStep9": "#fab283",
+    "darkStep10": "#ffc09f",
+    "darkStep11": "#808080",
+    "darkStep12": "#eeeeee",
+    "darkSecondary": "#0891b2",
+    "darkAccent": "#9d7cd8",
+    "darkRed": "#e06c75",
+    "darkOrange": "#f5a742",
+    "darkGreen": "#7fd88f",
+    "darkCyan": "#56b6c2",
+    "darkYellow": "#e5c07b",
+    "lightStep1": "#ffffff",
+    "lightStep2": "#fafafa",
+    "lightStep3": "#f5f5f5",
+    "lightStep4": "#ebebeb",
+    "lightStep5": "#e1e1e1",
+    "lightStep6": "#d4d4d4",
+    "lightStep7": "#b8b8b8",
+    "lightStep8": "#a0a0a0",
+    "lightStep9": "#3b7dd8",
+    "lightStep10": "#2968c3",
+    "lightStep11": "#8a8a8a",
+    "lightStep12": "#1a1a1a",
+    "lightSecondary": "#7b5bb6",
+    "lightAccent": "#d68c27",
+    "lightRed": "#d1383d",
+    "lightOrange": "#d68c27",
+    "lightGreen": "#3d9a57",
+    "lightCyan": "#318795",
+    "lightYellow": "#b0851f"
+  },
+  "theme": {
+    "primary": {
+      "dark": "darkStep9",
+      "light": "lightStep9"
+    },
+    "secondary": {
+      "dark": "darkSecondary",
+      "light": "lightSecondary"
+    },
+    "accent": {
+      "dark": "darkAccent",
+      "light": "lightAccent"
+    },
+    "error": {
+      "dark": "darkRed",
+      "light": "lightRed"
+    },
+    "warning": {
+      "dark": "darkOrange",
+      "light": "lightOrange"
+    },
+    "success": {
+      "dark": "darkGreen",
+      "light": "lightGreen"
+    },
+    "info": {
+      "dark": "darkCyan",
+      "light": "lightCyan"
+    },
+    "text": {
+      "dark": "darkStep12",
+      "light": "lightStep12"
+    },
+    "textMuted": {
+      "dark": "darkStep11",
+      "light": "lightStep11"
+    },
+    "background": {
+      "dark": "darkStep1",
+      "light": "lightStep1"
+    },
+    "backgroundPanel": {
+      "dark": "darkStep2",
+      "light": "lightStep2"
+    },
+    "backgroundElement": {
+      "dark": "darkStep3",
+      "light": "lightStep3"
+    },
+    "border": {
+      "dark": "darkStep7",
+      "light": "lightStep7"
+    },
+    "borderActive": {
+      "dark": "darkStep8",
+      "light": "lightStep8"
+    },
+    "borderSubtle": {
+      "dark": "darkStep6",
+      "light": "lightStep6"
+    },
+    "diffAdded": {
+      "dark": "#4fd6be",
+      "light": "#1e725c"
+    },
+    "diffRemoved": {
+      "dark": "#c53b53",
+      "light": "#c53b53"
+    },
+    "diffContext": {
+      "dark": "#828bb8",
+      "light": "#7086b5"
+    },
+    "diffHunkHeader": {
+      "dark": "#828bb8",
+      "light": "#7086b5"
+    },
+    "diffHighlightAdded": {
+      "dark": "#b8db87",
+      "light": "#4db380"
+    },
+    "diffHighlightRemoved": {
+      "dark": "#e26a75",
+      "light": "#f52a65"
+    },
+    "diffAddedBg": {
+      "dark": "#20303b",
+      "light": "#d5e5d5"
+    },
+    "diffRemovedBg": {
+      "dark": "#37222c",
+      "light": "#f7d8db"
+    },
+    "diffContextBg": {
+      "dark": "darkStep2",
+      "light": "lightStep2"
+    },
+    "diffLineNumber": {
+      "dark": "#8f8f8f",
+      "light": "#595959"
+    },
+    "diffAddedLineNumberBg": {
+      "dark": "#1b2b34",
+      "light": "#c5d5c5"
+    },
+    "diffRemovedLineNumberBg": {
+      "dark": "#2d1f26",
+      "light": "#e7c8cb"
+    },
+    "markdownText": {
+      "dark": "darkStep12",
+      "light": "lightStep12"
+    },
+    "markdownHeading": {
+      "dark": "darkAccent",
+      "light": "lightAccent"
+    },
+    "markdownLink": {
+      "dark": "darkStep9",
+      "light": "lightStep9"
+    },
+    "markdownLinkText": {
+      "dark": "darkCyan",
+      "light": "lightCyan"
+    },
+    "markdownCode": {
+      "dark": "darkGreen",
+      "light": "lightGreen"
+    },
+    "markdownBlockQuote": {
+      "dark": "darkYellow",
+      "light": "lightYellow"
+    },
+    "markdownEmph": {
+      "dark": "darkYellow",
+      "light": "lightYellow"
+    },
+    "markdownStrong": {
+      "dark": "darkOrange",
+      "light": "lightOrange"
+    },
+    "markdownHorizontalRule": {
+      "dark": "darkStep11",
+      "light": "lightStep11"
+    },
+    "markdownListItem": {
+      "dark": "darkStep9",
+      "light": "lightStep9"
+    },
+    "markdownListEnumeration": {
+      "dark": "darkCyan",
+      "light": "lightCyan"
+    },
+    "markdownImage": {
+      "dark": "darkStep9",
+      "light": "lightStep9"
+    },
+    "markdownImageText": {
+      "dark": "darkCyan",
+      "light": "lightCyan"
+    },
+    "markdownCodeBlock": {
+      "dark": "darkStep12",
+      "light": "lightStep12"
+    },
+    "syntaxComment": {
+      "dark": "darkStep11",
+      "light": "lightStep11"
+    },
+    "syntaxKeyword": {
+      "dark": "darkAccent",
+      "light": "lightAccent"
+    },
+    "syntaxFunction": {
+      "dark": "darkStep9",
+      "light": "lightStep9"
+    },
+    "syntaxVariable": {
+      "dark": "darkRed",
+      "light": "lightRed"
+    },
+    "syntaxString": {
+      "dark": "darkGreen",
+      "light": "lightGreen"
+    },
+    "syntaxNumber": {
+      "dark": "darkOrange",
+      "light": "lightOrange"
+    },
+    "syntaxType": {
+      "dark": "darkYellow",
+      "light": "lightYellow"
+    },
+    "syntaxOperator": {
+      "dark": "darkCyan",
+      "light": "lightCyan"
+    },
+    "syntaxPunctuation": {
+      "dark": "darkStep12",
+      "light": "lightStep12"
+    }
+  }
+}
diff --git a/packages/tui/src/theme/assets/opencode.json b/packages/tui/src/theme/assets/opencode.json
index 979e929788..e92dca8c2f 100644
--- a/packages/tui/src/theme/assets/opencode.json
+++ b/packages/tui/src/theme/assets/opencode.json
@@ -13,7 +13,7 @@
     "darkStep10": "#ffc09f",
     "darkStep11": "#808080",
     "darkStep12": "#eeeeee",
-    "darkSecondary": "#00cdcd",
+    "darkSecondary": "#5c9cf5",
     "darkAccent": "#9d7cd8",
     "darkRed": "#e06c75",
     "darkOrange": "#f5a742",
@@ -32,7 +32,7 @@
     "lightStep10": "#2968c3",
     "lightStep11": "#8a8a8a",
     "lightStep12": "#1a1a1a",
-    "lightSecondary": "#009999",
+    "lightSecondary": "#7b5bb6",
     "lightAccent": "#d68c27",
     "lightRed": "#d1383d",
     "lightOrange": "#d68c27",
diff --git a/packages/tui/src/theme/index.ts b/packages/tui/src/theme/index.ts
index e8a5f2c5a9..b239985529 100644
--- a/packages/tui/src/theme/index.ts
+++ b/packages/tui/src/theme/index.ts
@@ -6,6 +6,7 @@ import catppuccinFrappe from "./assets/catppuccin-frappe.json" with { type: "jso
 import catppuccinMacchiato from "./assets/catppuccin-macchiato.json" with { type: "json" }
 import catppuccin from "./assets/catppuccin.json" with { type: "json" }
 import cobalt2 from "./assets/cobalt2.json" with { type: "json" }
+import codev from "./assets/codev.json" with { type: "json" }
 import cursor from "./assets/cursor.json" with { type: "json" }
 import dracula from "./assets/dracula.json" with { type: "json" }
 import everforest from "./assets/everforest.json" with { type: "json" }
@@ -128,6 +129,7 @@ export type ThemeJson = {
 }
 
 export const DEFAULT_THEMES: Record<string, ThemeJson> = {
+  codev,
   aura,
   ayu,
   catppuccin,