diff --git a/src/main/java/seedu/address/commons/core/GuiSettings.java b/src/main/java/seedu/address/commons/core/GuiSettings.java
index ba33653be67..861f3063729 100644
--- a/src/main/java/seedu/address/commons/core/GuiSettings.java
+++ b/src/main/java/seedu/address/commons/core/GuiSettings.java
@@ -11,7 +11,7 @@
 public class GuiSettings implements Serializable {
 
     private static final double DEFAULT_HEIGHT = 600;
-    private static final double DEFAULT_WIDTH = 740;
+    private static final double DEFAULT_WIDTH = 800;
 
     private final double windowWidth;
     private final double windowHeight;
diff --git a/src/main/java/seedu/address/ui/UiManager.java b/src/main/java/seedu/address/ui/UiManager.java
index fd413ea84b1..8398e9d0c6d 100644
--- a/src/main/java/seedu/address/ui/UiManager.java
+++ b/src/main/java/seedu/address/ui/UiManager.java
@@ -65,7 +65,7 @@ void showAlertDialogAndWait(Alert.AlertType type, String title, String headerTex
     private static void showAlertDialogAndWait(Stage owner, AlertType type, String title, String headerText,
                                                String contentText) {
         final Alert alert = new Alert(type);
-        alert.getDialogPane().getStylesheets().add("view/DarkTheme.css");
+        alert.getDialogPane().getStylesheets().add("view/ThemePresets.css");
         alert.initOwner(owner);
         alert.setTitle(title);
         alert.setHeaderText(headerText);
diff --git a/src/main/resources/view/CommandBox.fxml b/src/main/resources/view/CommandBox.fxml
index 09f6d6fe9e4..f271f03465c 100644
--- a/src/main/resources/view/CommandBox.fxml
+++ b/src/main/resources/view/CommandBox.fxml
@@ -3,7 +3,6 @@
 <?import javafx.scene.control.TextField?>
 <?import javafx.scene.layout.StackPane?>
 
-<StackPane styleClass="stack-pane" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1">
-  <TextField fx:id="commandTextField" onAction="#handleCommandEntered" promptText="Enter command here..."/>
+<StackPane style="-fx-border-radius: 15;" styleClass="stack-pane" xmlns="http://javafx.com/javafx/17" xmlns:fx="http://javafx.com/fxml/1">
+  <TextField fx:id="commandTextField" onAction="#handleCommandEntered" promptText="Enter command here..." style="-fx-border-radius: 15; -fx-border-color: #000000;" />
 </StackPane>
-
diff --git a/src/main/resources/view/HelpWindow.css b/src/main/resources/view/HelpWindow.css
index 17e8a8722cd..bb3ddda2977 100644
--- a/src/main/resources/view/HelpWindow.css
+++ b/src/main/resources/view/HelpWindow.css
@@ -1,5 +1,6 @@
 #copyButton, #helpMessage {
     -fx-text-fill: white;
+    -fx-font-family: "Verdana";
 }
 
 #copyButton {
@@ -15,5 +16,5 @@
 }
 
 #helpMessageContainer {
-    -fx-background-color: derive(#1d1d1d, 20%);
+    -fx-background-color: derive(#1d1d1d, -10%);
 }
diff --git a/src/main/resources/view/MainWindow.fxml b/src/main/resources/view/MainWindow.fxml
index 5c6a15b78eb..af9f884c31d 100644
--- a/src/main/resources/view/MainWindow.fxml
+++ b/src/main/resources/view/MainWindow.fxml
@@ -6,24 +6,25 @@
 <?import javafx.scene.control.Menu?>
 <?import javafx.scene.control.MenuBar?>
 <?import javafx.scene.control.MenuItem?>
+<?import javafx.scene.control.SplitPane?>
 <?import javafx.scene.image.Image?>
 <?import javafx.scene.layout.StackPane?>
 <?import javafx.scene.layout.VBox?>
 <?import javafx.stage.Stage?>
 
-<fx:root minHeight="600" minWidth="450" onCloseRequest="#handleExit" title="NUScheduler" type="javafx.stage.Stage" xmlns="http://javafx.com/javafx/17" xmlns:fx="http://javafx.com/fxml/1">
+<fx:root minHeight="600.0" minWidth="400.0" onCloseRequest="#handleExit" title="NUScheduler" type="javafx.stage.Stage" xmlns="http://javafx.com/javafx/17" xmlns:fx="http://javafx.com/fxml/1">
   <icons>
     <Image url="@/images/address_book_32.png" />
   </icons>
   <scene>
     <Scene>
       <stylesheets>
-        <URL value="@DarkTheme.css" />
+        <URL value="@ThemePresets.css" />
         <URL value="@Extensions.css" />
       </stylesheets>
 
-      <VBox>
-        <MenuBar fx:id="menuBar" VBox.vgrow="NEVER">
+      <VBox style="-fx-background-color: #fffff0;">
+        <MenuBar fx:id="menuBar" style="-fx-background-color: #c9f1fd;" VBox.vgrow="NEVER">
           <Menu mnemonicParsing="false" text="File">
             <MenuItem mnemonicParsing="false" onAction="#handleExit" text="Exit" />
           </Menu>
@@ -32,31 +33,34 @@
           </Menu>
         </MenuBar>
 
-        <StackPane fx:id="commandBoxPlaceholder" styleClass="pane-with-border" VBox.vgrow="NEVER">
-          <padding>
-            <Insets bottom="5" left="10" right="10" top="5" />
-          </padding>
-        </StackPane>
-
-        <StackPane fx:id="resultDisplayPlaceholder" maxHeight="100" minHeight="100" prefHeight="100" styleClass="pane-with-border" VBox.vgrow="NEVER">
-          <padding>
-            <Insets bottom="5" left="10" right="10" top="5" />
-          </padding>
-        </StackPane>
-
+        <SplitPane dividerPositions="0.5" VBox.vgrow="ALWAYS" style="-fx-background-color: #fffff0;">
         <VBox fx:id="personList" minWidth="340" prefWidth="340" styleClass="pane-with-border" VBox.vgrow="ALWAYS">
           <padding>
             <Insets bottom="10" left="10" right="10" top="10" />
           </padding>
           <StackPane fx:id="personListPanelPlaceholder" VBox.vgrow="ALWAYS" />
-
         </VBox>
+
         <VBox fx:id="taskList" minWidth="340" prefWidth="340" styleClass="pane-with-border" VBox.vgrow="ALWAYS">
           <padding>
             <Insets bottom="10" left="10" right="10" top="10" />
           </padding>
           <StackPane fx:id="taskListPanelPlaceholder" VBox.vgrow="ALWAYS" />
         </VBox>
+        </SplitPane>
+
+        <StackPane fx:id="resultDisplayPlaceholder" maxHeight="200" minHeight="100" prefHeight="100" styleClass="pane-with-border" VBox.vgrow="ALWAYS">
+          <padding>
+            <Insets bottom="5" left="10" right="10" top="5" />
+          </padding>
+        </StackPane>
+
+        <StackPane fx:id="commandBoxPlaceholder" styleClass="pane-with-border" VBox.vgrow="NEVER">
+          <padding>
+            <Insets bottom="5" left="10" right="10" top="5" />
+          </padding>
+        </StackPane>
+
         <StackPane fx:id="statusbarPlaceholder" VBox.vgrow="NEVER" />
       </VBox>
     </Scene>
diff --git a/src/main/resources/view/TaskCard.fxml b/src/main/resources/view/TaskCard.fxml
index e482482afe2..3e778e53c7a 100644
--- a/src/main/resources/view/TaskCard.fxml
+++ b/src/main/resources/view/TaskCard.fxml
@@ -20,7 +20,6 @@
             <HBox spacing="5" alignment="CENTER_LEFT">
                 <Label fx:id="taskId" styleClass="cell_big_label">
                     <minWidth>
-                        <!-- Ensures that the label text is never truncated -->
                         <Region fx:constant="USE_PREF_SIZE" />
                     </minWidth>
                 </Label>
diff --git a/src/main/resources/view/DarkTheme.css b/src/main/resources/view/ThemePresets.css
similarity index 78%
rename from src/main/resources/view/DarkTheme.css
rename to src/main/resources/view/ThemePresets.css
index 36e6b001cd8..fd914a83824 100644
--- a/src/main/resources/view/DarkTheme.css
+++ b/src/main/resources/view/ThemePresets.css
@@ -1,5 +1,5 @@
 .background {
-    -fx-background-color: derive(#1d1d1d, 20%);
+    -fx-background-color: derive(#fffff0, 20%);
     background-color: #383838; /* Used in the default.html file */
 }
 
@@ -40,9 +40,9 @@
 }
 
 .table-view {
-    -fx-base: #1d1d1d;
-    -fx-control-inner-background: #1d1d1d;
-    -fx-background-color: #1d1d1d;
+    -fx-base: #f0ffff;
+    -fx-control-inner-background: #f0ffff;
+    -fx-background-color: #f0ffff;
     -fx-table-cell-border-color: transparent;
     -fx-table-header-border-color: transparent;
     -fx-padding: 5;
@@ -77,47 +77,50 @@
 }
 
 .split-pane:horizontal .split-pane-divider {
-    -fx-background-color: derive(#1d1d1d, 20%);
-    -fx-border-color: transparent transparent transparent #4d4d4d;
+    -fx-background-color: derive(#f0ffff, 20%);
+    -fx-border-color: derive(#f0ffff, 20%);
 }
 
 .split-pane {
-    -fx-border-radius: 1;
     -fx-border-width: 1;
-    -fx-background-color: derive(#1d1d1d, 20%);
+    -fx-background-color: derive(#f0ffff, 20%);
 }
 
 .list-view {
     -fx-background-insets: 0;
     -fx-padding: 0;
-    -fx-background-color: derive(#1d1d1d, 20%);
+    -fx-background-color: derive(#f0ffff, 20%);
 }
 
 .list-cell {
     -fx-label-padding: 0 0 0 0;
     -fx-graphic-text-gap : 0;
-    -fx-padding: 0 0 0 0;
+    -fx-background-insets: 3px;
+    -fx-background-radius: 15;
 }
 
 .list-cell:filled:even {
-    -fx-background-color: #3c3e3f;
+    -fx-background-color: #e8eaf6;
 }
 
 .list-cell:filled:odd {
-    -fx-background-color: #515658;
+    -fx-background-color: #dadef1;
 }
 
 .list-cell:filled:selected {
-    -fx-background-color: #424d5f;
+    -fx-background-color: #d2d4e0;
 }
 
 .list-cell:filled:selected #cardPane {
+    -fx-label-padding: 0 0 0 0;
     -fx-border-color: #3e7b91;
     -fx-border-width: 1;
+    -fx-background-insets: 3px;
+    -fx-border-radius: 15;
 }
 
 .list-cell .label {
-    -fx-text-fill: white;
+    -fx-text-fill: black;
 }
 
 .cell_big_label {
@@ -133,24 +136,25 @@
 }
 
 .stack-pane {
-     -fx-background-color: derive(#1d1d1d, 20%);
+     -fx-background-color: derive(#f0ffff, 20%);
+     -fx-border-color: derive(#1d1d1d, 40%);
 }
 
 .pane-with-border {
-     -fx-background-color: derive(#1d1d1d, 20%);
-     -fx-border-color: derive(#1d1d1d, 10%);
+     -fx-background-color: derive(#fffff0, 20%);
+     -fx-border-color: derive(#1d1d1d, -10%);
      -fx-border-top-width: 1px;
 }
 
 .status-bar {
-    -fx-background-color: derive(#1d1d1d, 30%);
+    -fx-background-color: #c9f1fd;
 }
 
 .result-display {
-    -fx-background-color: transparent;
+    -fx-background-color: derive(#fffff0, 20%);
     -fx-font-family: "Segoe UI Light";
     -fx-font-size: 13pt;
-    -fx-text-fill: white;
+    -fx-text-fill: black;
 }
 
 .result-display .label {
@@ -159,7 +163,7 @@
 
 .status-bar .label {
     -fx-font-family: "Segoe UI Light";
-    -fx-text-fill: white;
+    -fx-text-fill: black;
     -fx-padding: 4px;
     -fx-pref-height: 30px;
 }
@@ -181,11 +185,11 @@
 }
 
 .grid-pane .stack-pane {
-    -fx-background-color: derive(#1d1d1d, 30%);
+    -fx-background-color: derive(#fffff0, 30%);
 }
 
 .context-menu {
-    -fx-background-color: derive(#1d1d1d, 50%);
+    -fx-background-color: derive(#fffff0, 30%);
 }
 
 .context-menu .label {
@@ -199,14 +203,24 @@
 .menu-bar .label {
     -fx-font-size: 14pt;
     -fx-font-family: "Segoe UI Light";
-    -fx-text-fill: white;
+    -fx-text-fill: black;
     -fx-opacity: 0.9;
 }
 
 .menu .left-container {
-    -fx-background-color: black;
+    -fx-background-color: #c9f1fd;
 }
 
+.menu-item .label{
+    -fx-background-color: #c9f1fd;
+    -fx-text-fill: black;
+}
+
+.context-menu {
+    -fx-background-color: #c9f1fd;
+    -fx-border-color: #1d1d1d;
+    -fx-border-width: 1;
+}
 /*
  * Metro style Push Button
  * Author: Pedro Duque Vieira
@@ -267,11 +281,11 @@
 .dialog-pane > *.label.content {
     -fx-font-size: 14px;
     -fx-font-weight: bold;
-    -fx-text-fill: white;
+    -fx-text-fill: black;
 }
 
 .dialog-pane:header *.header-panel {
-    -fx-background-color: derive(#1d1d1d, 25%);
+    -fx-background-color: derive(#f0ffff, 20%);
 }
 
 .dialog-pane:header *.header-panel *.label {
@@ -282,12 +296,15 @@
 }
 
 .scroll-bar {
-    -fx-background-color: derive(#1d1d1d, 20%);
+    -fx-background-color: derive(#e6e6e7, 20%);
 }
 
 .scroll-bar .thumb {
-    -fx-background-color: derive(#1d1d1d, 50%);
+    -fx-background-color: #e6e6e7;
     -fx-background-insets: 3;
+    -fx-border-color: #2d4b5a;
+    -fx-background-radius : 1em;
+    -fx-border-radius: 1em;
 }
 
 .scroll-bar .increment-button, .scroll-bar .decrement-button {
@@ -318,6 +335,7 @@
 }
 
 #commandTextField {
+    -fx-prompt-text-fill: black;
     -fx-background-color: transparent #383838 transparent #383838;
     -fx-background-insets: 0;
     -fx-border-color: #383838 #383838 #ffffff #383838;
@@ -325,7 +343,7 @@
     -fx-border-width: 1;
     -fx-font-family: "Segoe UI Light";
     -fx-font-size: 13pt;
-    -fx-text-fill: white;
+    -fx-text-fill: black;
 }
 
 #filterField, #personListPanel, #personWebpage {
@@ -333,7 +351,7 @@
 }
 
 #resultDisplay .content {
-    -fx-background-color: transparent, #383838, transparent, #383838;
+    -fx-background-color: derive(#f0ffff, 20%);
     -fx-background-radius: 0;
 }