diff --git a/web/src/api/schema.gen.ts b/web/src/api/schema.gen.ts
index 0d2f2ff..d1fd8bb 100644
--- a/web/src/api/schema.gen.ts
+++ b/web/src/api/schema.gen.ts
@@ -818,8 +818,8 @@ export interface components {
          *       "name": "John D.",
          *       "avatar_url": "https://avatars.akamai.steamstatic.com/0000000000000000.jpg",
          *       "profile_url": "https://steamcommunity.com/id/john_doe",
-         *       "created_at": "2025-04-09T01:04:16.289611048+00:00",
-         *       "updated_at": "2025-04-09T01:04:16.289614158+00:00"
+         *       "created_at": "2025-04-09T14:24:33.977349865+00:00",
+         *       "updated_at": "2025-04-09T14:24:33.977352725+00:00"
          *     }
          */
         User: {
diff --git a/web/src/components/auth/Avatar.tsx b/web/src/components/auth/Avatar.tsx
index a935db5..4d2b9de 100644
--- a/web/src/components/auth/Avatar.tsx
+++ b/web/src/components/auth/Avatar.tsx
@@ -2,28 +2,12 @@ import * as RadixAvatar from '@radix-ui/react-avatar';
 import { FC, useMemo } from 'react';
 import { FaCat } from 'react-icons/fa';
 
+import { backgroundColorBySeed } from '@/util/user';
+
 export const Avatar: FC<{ src?: string; seed?: string }> = ({ src, seed }) => {
     // Generate a deterministic color based on the seed string
     const backgroundColor = useMemo(() => {
-        if (!seed) return '#e2e8f0'; // Default color if no seed
-
-        // Simple hash function to generate a color from the seed
-        let hash = 0;
-
-        for (let i = 0; i < seed.length; i++) {
-            hash = seed.charCodeAt(i) + ((hash << 5) - hash);
-        }
-
-        // Convert to hex color
-        let color = '#';
-
-        for (let i = 0; i < 3; i++) {
-            const value = (hash >> (i * 8)) & 0xff;
-
-            color += ('00' + value.toString(16)).slice(-2);
-        }
-
-        return color;
+        return backgroundColorBySeed(seed);
     }, [seed]);
 
     return (
diff --git a/web/src/components/party/codes/PartyProgress.tsx b/web/src/components/party/codes/PartyProgress.tsx
index 058c598..153995c 100644
--- a/web/src/components/party/codes/PartyProgress.tsx
+++ b/web/src/components/party/codes/PartyProgress.tsx
@@ -1,11 +1,12 @@
 import { useVirtualizer } from '@tanstack/react-virtual';
-import cx from 'classnames';
 import { FC, useCallback, useEffect, useMemo, useRef, useState } from 'react';
 
-import { PartyEvent } from '@/api/party/events';
+import { PartyEvent, usePartyEvents } from '@/api/party/events';
 import { usePartyCodes, usePartyProgress } from '@/api/progress';
 import { Tooltip } from '@/components/helpers/Tooltip';
 
+import { ProgressCell } from './ProgressCell';
+
 export const PartyProgress: FC<{ party_id: string }> = ({ party_id }) => {
     const { data: orderedCodes } = usePartyCodes(party_id);
     const { triedCodes, percentages } = usePartyProgress(party_id);
@@ -14,19 +15,24 @@ export const PartyProgress: FC<{ party_id: string }> = ({ party_id }) => {
 
     return (
         <>
-            <PartyProgressList party_id={party_id} orderedCodes={orderedCodes} triedCodes={triedCodes} percentages={percentages} codes={codes} />
+            <PartyProgressList
+                party_id={party_id}
+                orderedCodes={orderedCodes}
+                triedCodes={triedCodes}
+                percentages={percentages}
+                codes={codes}
+            />
         </>
     );
 };
 
 export const PartyProgressList: FC<{
-    party_id: string,
-    orderedCodes: string[],
-    triedCodes: Map<string, PartyEvent[]>,
-    percentages: Map<string, number>,
-    codes: string[]
+    party_id: string;
+    orderedCodes: string[];
+    triedCodes: Map<string, PartyEvent[]>;
+    percentages: Map<string, number>;
+    codes: string[];
 }> = ({ party_id, orderedCodes, triedCodes, percentages, codes }) => {
-
     const parentRef = useRef<HTMLDivElement>(null);
 
     // Constants for item sizing
@@ -105,6 +111,20 @@ export const PartyProgressList: FC<{
         [columnCount]
     );
 
+    const visibleCodes: Map<string, string[]> = new Map();
+
+    usePartyEvents(party_id, (event) => {
+        return event.data.type === 'PartyCursorUpdate';
+    }).events.forEach((event) => {
+        if (event.data.type === 'PartyCursorUpdate') {
+            const cursor = parseInt(event.data.cursor, 10);
+            const { size } = event.data;
+            const codes = orderedCodes.slice(cursor, cursor + size);
+
+            visibleCodes.set(event.user_id, codes);
+        }
+    });
+
     // Memoize virtual cells to prevent unnecessary re-renders
     const virtualCells = useMemo(() => {
         return rowVirtualizer.getVirtualItems().flatMap(
@@ -177,16 +197,11 @@ export const PartyProgressList: FC<{
                                         height: `${ITEM_HEIGHT}px`,
                                     }}
                                 >
-                                    <div
-                                        className={cx(
-                                            'flex justify-center items-center w-full h-full rounded-sm text-[0.8rem]',
-                                            triedCodes.has(cell.code)
-                                                ? 'bg-accent text-primary'
-                                                : 'bg-tertiary text-secondary'
-                                        )}
-                                    >
-                                        {cell.code}
-                                    </div>
+                                    <ProgressCell
+                                        visibleCodes={visibleCodes}
+                                        code={cell.code}
+                                        triedCodes={triedCodes}
+                                    />
                                 </div>
                             )
                     )}
diff --git a/web/src/components/party/codes/ProgressCell.tsx b/web/src/components/party/codes/ProgressCell.tsx
new file mode 100644
index 0000000..3fc4c7e
--- /dev/null
+++ b/web/src/components/party/codes/ProgressCell.tsx
@@ -0,0 +1,45 @@
+import cx from 'classnames';
+import { FC } from 'react';
+
+import { PartyEvent } from '@/api/party/events';
+import { backgroundColorBySeed } from '@/util/user';
+
+export const ProgressCell: FC<{
+    code: string;
+    triedCodes: Map<string, PartyEvent[]>;
+    visibleCodes: Map<string, string[]>;
+}> = ({ code, triedCodes, visibleCodes }) => {
+    // Visible codes key is user_id, value is an array of codes. Find first user_id that has this code
+    const userId = Array.from(visibleCodes.entries()).find(([_, codes]) =>
+        codes.includes(code)
+    )?.[0];
+
+    return (
+        <div
+            className={cx(
+                'flex justify-center items-center w-full h-full rounded-sm text-[0.8rem] box-border',
+                triedCodes.has(code) ? 'bg-tertiary text-white' : 'bg-tertiary text-secondary'
+            )}
+            style={{
+                ...(triedCodes.has(code)
+                    ? {
+                          backgroundColor: backgroundColorBySeed(
+                              (triedCodes.get(code) || [])[0]?.user_id,
+                              {
+                                  saturation: 25,
+                                  lightness: 40,
+                              }
+                          ),
+                      }
+                    : {}),
+                ...(userId
+                    ? {
+                          borderBottom: `2px solid ${backgroundColorBySeed(userId)}`,
+                      }
+                    : {}),
+            }}
+        >
+            {code}
+        </div>
+    );
+};
diff --git a/web/src/util/user.ts b/web/src/util/user.ts
new file mode 100644
index 0000000..6d13372
--- /dev/null
+++ b/web/src/util/user.ts
@@ -0,0 +1,25 @@
+export const backgroundColorBySeed = (
+    seed?: string,
+    {
+        saturation = 75,
+        lightness = 60,
+    }: {
+        saturation?: number;
+        lightness?: number;
+    } = { saturation: 75, lightness: 60 }
+) => {
+    const hash = (str: string) => {
+        let hash = 0;
+
+        for (let i = 0; i < str.length; i++) {
+            hash = (hash << 5) - hash + str.charCodeAt(i);
+            hash |= 0; // Convert to 32bit integer
+        }
+
+        return Math.abs(hash % 360);
+    };
+
+    const hue = seed ? hash(seed) : 0;
+
+    return `hsl(${hue}, ${saturation}%, ${lightness}%)`;
+};