diff --git a/attached_assets/스크린샷 2025-09-30 오전 9.30.27_1759192507847.png b/attached_assets/스크린샷 2025-09-30 오전 9.30.27_1759192507847.png
new file mode 100644
index 0000000..e6fce81
Binary files /dev/null and b/attached_assets/스크린샷 2025-09-30 오전 9.30.27_1759192507847.png differ
diff --git a/client/src/pages/Auctions.tsx b/client/src/pages/Auctions.tsx
index 0cd5bd2..9350f1a 100644
--- a/client/src/pages/Auctions.tsx
+++ b/client/src/pages/Auctions.tsx
@@ -491,7 +491,7 @@ export default function Auctions() {
                     </div>
                     
                     <Button 
-                      className="w-full bg-gray-900 hover:bg-gray-800 text-white" 
+                      className="w-full bg-gray-600 hover:bg-gray-700 text-white" 
                       onClick={() => handleBidClick(auction)}
                       disabled={getTimeRemaining(auction.endDate) === "Ended"}
                       data-testid={`button-bid-${auction.id}`}
@@ -574,7 +574,7 @@ export default function Auctions() {
                   <Button 
                     type="submit" 
                     disabled={bidMutation.isPending}
-                    className="bg-gray-900 hover:bg-gray-800 text-white"
+                    className="bg-gray-600 hover:bg-gray-700 text-white"
                     data-testid="button-submit-bid"
                   >
                     {bidMutation.isPending ? "Placing Bid..." : "Place Bid"}