diff --git a/frontend/src/components/navigator.tsx b/frontend/src/components/navigator.tsx
index 9ffa117..5847649 100644
--- a/frontend/src/components/navigator.tsx
+++ b/frontend/src/components/navigator.tsx
@@ -10,6 +10,7 @@ import {
 } from "react-icons/md";
 import { useTranslation } from "react-i18next";
 import UploadingSideBar from "./uploading_side_bar.tsx";
+import { ThemeSwitcher } from "./theme_switcher.tsx";
 import { IoLogoGithub } from "react-icons/io";
 import { useAppContext } from "./AppContext.tsx";
 
@@ -140,6 +141,7 @@ export default function Navigator() {
           <div className="flex gap-2">
             <SearchBar />
             <UploadingSideBar />
+            <ThemeSwitcher />
             {app.isLoggedIn() && (
               <button
                 className={"btn btn-circle btn-ghost"}
@@ -150,14 +152,15 @@ export default function Navigator() {
                 <MdSettings size={24} />
               </button>
             )}
-            <button
-              className={"btn btn-circle btn-ghost"}
-              onClick={() => {
-                window.open("https://github.com/wgh136/nysoure", "_blank");
-              }}
+            <a
+              href="https://github.com/wgh136/nysoure"
+              target="_blank"
+              rel="noopener noreferrer"
             >
-              <IoLogoGithub size={24} />
-            </button>
+              <button className={"btn btn-circle btn-ghost"}>
+                <IoLogoGithub size={24} />
+              </button>
+            </a>
             {app.isLoggedIn() ? (
               <UserButton />
             ) : (
diff --git a/frontend/src/components/theme_switcher.tsx b/frontend/src/components/theme_switcher.tsx
new file mode 100644
index 0000000..657e218
--- /dev/null
+++ b/frontend/src/components/theme_switcher.tsx
@@ -0,0 +1,93 @@
+import { useEffect, useState } from "react";
+import { useTranslation } from "react-i18next";
+import { MdPalette } from "react-icons/md";
+
+interface ThemeOption {
+  name: string;
+  displayName: string;
+  displayColor: string;
+}
+
+const themeOptions: ThemeOption[] = [
+  {
+    name: "pink",
+    displayName: "Nyne Pink",
+    displayColor: "oklch(65% 0.241 354.308)",
+  },
+  {
+    name: "ocean",
+    displayName: "Ocean Breeze",
+    displayColor: "oklch(70% 0.18 220)",
+  },
+  {
+    name: "mint",
+    displayName: "Mint Leaf",
+    displayColor: "oklch(65% 0.16 160)",
+  },
+  {
+    name: "glow",
+    displayName: "Golden Glow",
+    displayColor: "oklch(70% 0.16 70)",
+  },
+];
+
+export function ThemeSwitcher() {
+  const [currentTheme, setCurrentTheme] = useState("pink");
+
+  const { t } = useTranslation();
+
+  useEffect(() => {
+    const savedTheme = localStorage.getItem("theme") || "pink";
+    setCurrentTheme(savedTheme);
+    applyTheme(savedTheme);
+  }, []);
+
+  const applyTheme = (themeName: string) => {
+    const root = document.documentElement;
+    root.setAttribute("data-theme", themeName);
+  };
+
+  const handleThemeChange = (themeName: string) => {
+    setCurrentTheme(themeName);
+    applyTheme(themeName);
+    localStorage.setItem("theme", themeName);
+    const activeElement = document.activeElement as HTMLElement;
+    if (activeElement) {
+      activeElement.blur();
+    }
+  };
+
+  return (
+    <div className="dropdown dropdown-end">
+      <div tabIndex={0} role="button" className="btn btn-circle btn-ghost">
+        <MdPalette size={24} />
+      </div>
+      <ul
+        tabIndex={0}
+        className="dropdown-content menu bg-base-100 rounded-box z-[1] w-max min-w-35 p-2 shadow"
+      >
+        {themeOptions.map((theme) => (
+          <li key={theme.name}>
+            <a
+              className={`flex items-center justify-between${
+                currentTheme === theme.name ? "active" : ""
+              }`}
+              onClick={() => handleThemeChange(theme.name)}
+            >
+              <div className="flex items-center gap-3">
+                <div
+                  className="w-4 h-4 rounded-full border-2 border-base-content/20"
+                  style={{ backgroundColor: theme.displayColor }}
+                />
+                <span className="mr-1">{t(theme.displayName)}</span>
+              </div>
+              {currentTheme === theme.name && (
+                <div className="w-2 h-2 bg-primary rounded-full" />
+              )}
+            </a>
+          </li>
+        ))}
+      </ul>
+    </div>
+  );
+}
diff --git a/frontend/src/i18n.ts b/frontend/src/i18n.ts
index d29119e..99be8c5 100644
--- a/frontend/src/i18n.ts
+++ b/frontend/src/i18n.ts
@@ -205,6 +205,12 @@ export const i18nData = {
       "Show more": "Show more",
       "Show less": "Show less",
       "You need to log in to comment": "You need to log in to comment",
+
+      // Color Scheme Translation
+      "Nyne Pink": "Nyne Pink",
+      "Ocean Breeze": "Ocean Breeze",
+      "Mint Leaf": "Mint Leaf",
+      "Golden Glow": "Golden Glow",
     },
   },
   "zh-CN": {
@@ -402,6 +408,12 @@ export const i18nData = {
       "Show more": "显示更多",
       "Show less": "显示更少",
       "You need to log in to comment": "您需要登录才能评论",
+
+      // Color Scheme Translation
+      "Nyne Pink": "Nyne 粉",
+      "Ocean Breeze": "海蓝",
+      "Mint Leaf": "薄荷",
+      "Golden Glow": "微光",
     },
   },
   "zh-TW": {
@@ -599,6 +611,12 @@ export const i18nData = {
       "Show more": "顯示更多",
       "Show less": "顯示更少",
       "You need to log in to comment": "您需要登入才能評論",
+
+      // Color Scheme Translation
+      "Nyne Pink": "Nyne 粉",
+      "Ocean Breeze": "海藍",
+      "Mint Leaf": "薄荷",
+      "Golden Glow": "微光",
     },
   },
 };
diff --git a/frontend/src/index.css b/frontend/src/index.css
index 2a77f8b..e910bd3 100644
--- a/frontend/src/index.css
+++ b/frontend/src/index.css
@@ -1,11 +1,12 @@
 @import "tailwindcss";
 @plugin "daisyui";
 
+/* Pink Theme */
 @plugin "daisyui/theme" {
-  name: "light";
+  name: "pink";
   default: true;
   prefersdark: false;
-  color-scheme: "light";
+  color-scheme: "light dark";
   --color-base-100: oklch(99% 0.014 343.198);
   --color-base-200: oklch(97% 0.028 342.258);
   --color-base-300: oklch(84% 0.061 343.231);
@@ -36,31 +37,57 @@
   --noise: 0;
 }
 
+@media (prefers-color-scheme: dark) {
+  [data-theme="pink"] {
+    --color-base-100: oklch(28% 0.022 277.508);
+    --color-base-200: oklch(24% 0.02 277.508);
+    --color-base-300: oklch(40% 0.153 2.432);
+    --color-base-content: oklch(97.747% 0.007 106.545);
+    --color-primary: oklch(75.461% 0.183 346.812);
+    --color-primary-content: oklch(15.092% 0.036 346.812);
+    --color-secondary: oklch(74.202% 0.148 301.883);
+    --color-secondary-content: oklch(14.84% 0.029 301.883);
+    --color-accent: oklch(83.392% 0.124 66.558);
+    --color-accent-content: oklch(16.678% 0.024 66.558);
+    --color-neutral: oklch(39.445% 0.032 275.524);
+    --color-neutral-content: oklch(87.889% 0.006 275.524);
+    --color-info: oklch(88.263% 0.093 212.846);
+    --color-info-content: oklch(17.652% 0.018 212.846);
+    --color-success: oklch(87.099% 0.219 148.024);
+    --color-success-content: oklch(17.419% 0.043 148.024);
+    --color-warning: oklch(95.533% 0.134 112.757);
+    --color-warning-content: oklch(19.106% 0.026 112.757);
+    --color-error: oklch(68.22% 0.206 24.43);
+    --color-error-content: oklch(13.644% 0.041 24.43);
+  }
+}
+
+/* Ocean Theme */
 @plugin "daisyui/theme" {
-  name: "dark";
+  name: "ocean";
   default: false;
-  prefersdark: true;
-  color-scheme: "dark";
-  --color-base-100: oklch(28% 0.022 277.508);
-  --color-base-200: oklch(24% 0.02 277.508);
-  --color-base-300: oklch(40% 0.153 2.432);
-  --color-base-content: oklch(97.747% 0.007 106.545);
-  --color-primary: oklch(75.461% 0.183 346.812);
-  --color-primary-content: oklch(15.092% 0.036 346.812);
-  --color-secondary: oklch(74.202% 0.148 301.883);
-  --color-secondary-content: oklch(14.84% 0.029 301.883);
-  --color-accent: oklch(83.392% 0.124 66.558);
-  --color-accent-content: oklch(16.678% 0.024 66.558);
-  --color-neutral: oklch(39.445% 0.032 275.524);
-  --color-neutral-content: oklch(87.889% 0.006 275.524);
-  --color-info: oklch(88.263% 0.093 212.846);
-  --color-info-content: oklch(17.652% 0.018 212.846);
-  --color-success: oklch(87.099% 0.219 148.024);
-  --color-success-content: oklch(17.419% 0.043 148.024);
-  --color-warning: oklch(95.533% 0.134 112.757);
-  --color-warning-content: oklch(19.106% 0.026 112.757);
-  --color-error: oklch(68.22% 0.206 24.43);
-  --color-error-content: oklch(13.644% 0.041 24.43);
+  prefersdark: false;
+  color-scheme: "light dark";
+  --color-base-100: oklch(98% 0.005 240);
+  --color-base-200: oklch(96% 0.01 240);
+  --color-base-300: oklch(92% 0.015 240);
+  --color-base-content: oklch(20% 0.01 240);
+  --color-primary: oklch(50% 0.2 240);
+  --color-primary-content: oklch(98% 0.005 240);
+  --color-secondary: oklch(60% 0.15 210);
+  --color-secondary-content: oklch(98% 0.005 210);
+  --color-accent: oklch(70% 0.18 220);
+  --color-accent-content: oklch(98% 0.005 220);
+  --color-neutral: oklch(25% 0.02 240);
+  --color-neutral-content: oklch(98% 0.005 240);
+  --color-info: oklch(65% 0.15 231);
+  --color-info-content: oklch(98% 0.005 231);
+  --color-success: oklch(60% 0.13 145);
+  --color-success-content: oklch(98% 0.005 145);
+  --color-warning: oklch(80% 0.15 90);
+  --color-warning-content: oklch(20% 0.05 90);
+  --color-error: oklch(60% 0.19 27);
+  --color-error-content: oklch(98% 0.005 27);
   --radius-selector: 1rem;
   --radius-field: 1.5rem;
   --radius-box: 1rem;
@@ -71,6 +98,153 @@
   --noise: 0;
 }
 
+@media (prefers-color-scheme: dark) {
+  [data-theme="ocean"] {
+    --color-base-100: oklch(15% 0.02 240);
+    --color-base-200: oklch(12% 0.015 240);
+    --color-base-300: oklch(25% 0.03 240);
+    --color-base-content: oklch(90% 0.01 240);
+    --color-primary: oklch(70% 0.18 240);
+    --color-primary-content: oklch(15% 0.02 240);
+    --color-secondary: oklch(75% 0.15 210);
+    --color-secondary-content: oklch(15% 0.015 210);
+    --color-accent: oklch(80% 0.16 220);
+    --color-accent-content: oklch(15% 0.02 220);
+    --color-neutral: oklch(20% 0.025 240);
+    --color-neutral-content: oklch(85% 0.01 240);
+    --color-info: oklch(75% 0.14 231);
+    --color-info-content: oklch(15% 0.015 231);
+    --color-success: oklch(70% 0.12 145);
+    --color-success-content: oklch(15% 0.015 145);
+    --color-warning: oklch(85% 0.14 90);
+    --color-warning-content: oklch(15% 0.02 90);
+    --color-error: oklch(70% 0.18 27);
+    --color-error-content: oklch(15% 0.015 27);
+  }
+}
+
+/* Mint Theme */
+@plugin "daisyui/theme" {
+  name: "mint";
+  default: false;
+  prefersdark: false;
+  color-scheme: "light dark";
+  --color-base-100: oklch(98% 0.005 140);
+  --color-base-200: oklch(96% 0.01 140);
+  --color-base-300: oklch(92% 0.015 140);
+  --color-base-content: oklch(20% 0.01 140);
+  --color-primary: oklch(45% 0.18 140);
+  --color-primary-content: oklch(98% 0.005 140);
+  --color-secondary: oklch(55% 0.15 120);
+  --color-secondary-content: oklch(98% 0.005 120);
+  --color-accent: oklch(65% 0.16 160);
+  --color-accent-content: oklch(98% 0.005 160);
+  --color-neutral: oklch(25% 0.02 140);
+  --color-neutral-content: oklch(98% 0.005 140);
+  --color-info: oklch(70% 0.131 231);
+  --color-info-content: oklch(98% 0.005 231);
+  --color-success: oklch(55% 0.15 145);
+  --color-success-content: oklch(98% 0.005 145);
+  --color-warning: oklch(80% 0.15 90);
+  --color-warning-content: oklch(20% 0.05 90);
+  --color-error: oklch(60% 0.19 27);
+  --color-error-content: oklch(98% 0.005 27);
+  --radius-selector: 1rem;
+  --radius-field: 1.5rem;
+  --radius-box: 1rem;
+  --size-selector: 0.25rem;
+  --size-field: 0.25rem;
+  --border: 1px;
+  --depth: 1;
+  --noise: 0;
+}
+
+@media (prefers-color-scheme: dark) {
+  [data-theme="mint"] {
+    --color-base-100: oklch(15% 0.02 140);
+    --color-base-200: oklch(12% 0.015 140);
+    --color-base-300: oklch(25% 0.03 140);
+    --color-base-content: oklch(90% 0.01 140);
+    --color-primary: oklch(65% 0.16 140);
+    --color-primary-content: oklch(15% 0.02 140);
+    --color-secondary: oklch(70% 0.14 120);
+    --color-secondary-content: oklch(15% 0.015 120);
+    --color-accent: oklch(75% 0.15 160);
+    --color-accent-content: oklch(15% 0.02 160);
+    --color-neutral: oklch(20% 0.025 140);
+    --color-neutral-content: oklch(85% 0.01 140);
+    --color-info: oklch(75% 0.12 231);
+    --color-info-content: oklch(15% 0.015 231);
+    --color-success: oklch(70% 0.14 145);
+    --color-success-content: oklch(15% 0.015 145);
+    --color-warning: oklch(85% 0.14 90);
+    --color-warning-content: oklch(15% 0.02 90);
+    --color-error: oklch(70% 0.18 27);
+    --color-error-content: oklch(15% 0.015 27);
+  }
+}
+
+/* Glow Theme */
+@plugin "daisyui/theme" {
+  name: "glow";
+  default: false;
+  prefersdark: false;
+  color-scheme: "light dark";
+  --color-base-100: oklch(98% 0.005 50);
+  --color-base-200: oklch(96% 0.01 50);
+  --color-base-300: oklch(92% 0.015 50);
+  --color-base-content: oklch(20% 0.01 50);
+  --color-primary: oklch(60% 0.18 50);
+  --color-primary-content: oklch(98% 0.005 50);
+  --color-secondary: oklch(65% 0.15 30);
+  --color-secondary-content: oklch(98% 0.005 30);
+  --color-accent: oklch(70% 0.16 70);
+  --color-accent-content: oklch(98% 0.005 70);
+  --color-neutral: oklch(25% 0.02 50);
+  --color-neutral-content: oklch(98% 0.005 50);
+  --color-info: oklch(70% 0.131 231);
+  --color-info-content: oklch(98% 0.005 231);
+  --color-success: oklch(60% 0.13 145);
+  --color-success-content: oklch(98% 0.005 145);
+  --color-warning: oklch(75% 0.16 60);
+  --color-warning-content: oklch(20% 0.05 60);
+  --color-error: oklch(60% 0.19 27);
+  --color-error-content: oklch(98% 0.005 27);
+  --radius-selector: 1rem;
+  --radius-field: 1.5rem;
+  --radius-box: 1rem;
+  --size-selector: 0.25rem;
+  --size-field: 0.25rem;
+  --border: 1px;
+  --depth: 1;
+  --noise: 0;
+}
+
+@media (prefers-color-scheme: dark) {
+  [data-theme="glow"] {
+    --color-base-100: oklch(15% 0.02 50);
+    --color-base-200: oklch(12% 0.015 50);
+    --color-base-300: oklch(25% 0.03 50);
+    --color-base-content: oklch(90% 0.01 50);
+    --color-primary: oklch(75% 0.16 50);
+    --color-primary-content: oklch(15% 0.02 50);
+    --color-secondary: oklch(80% 0.14 30);
+    --color-secondary-content: oklch(15% 0.015 30);
+    --color-accent: oklch(85% 0.15 70);
+    --color-accent-content: oklch(15% 0.02 70);
+    --color-neutral: oklch(20% 0.025 50);
+    --color-neutral-content: oklch(85% 0.01 50);
+    --color-info: oklch(75% 0.12 231);
+    --color-info-content: oklch(15% 0.015 231);
+    --color-success: oklch(70% 0.12 145);
+    --color-success-content: oklch(15% 0.015 145);
+    --color-warning: oklch(85% 0.15 60);
+    --color-warning-content: oklch(15% 0.02 60);
+    --color-error: oklch(70% 0.18 27);
+    --color-error-content: oklch(15% 0.015 27);
+  }
+}
+
 html {
   width: 100%;
   height: 100%;