diff --git a/lib/web_ui/dev/goldens_lock.yaml b/lib/web_ui/dev/goldens_lock.yaml
index e8c8f3e75d7..682f836bbe1 100644
--- a/lib/web_ui/dev/goldens_lock.yaml
+++ b/lib/web_ui/dev/goldens_lock.yaml
@@ -1,2 +1,2 @@
 repository: https://github.com/flutter/goldens.git
-revision: de71e99520d92bd82b2b64004cd8e74be08fba05
+revision: d70eca62b254302b293973573d3b16ffd05b19db
diff --git a/lib/web_ui/lib/src/engine/bitmap_canvas.dart b/lib/web_ui/lib/src/engine/bitmap_canvas.dart
index f25471a8966..eab08433a93 100644
--- a/lib/web_ui/lib/src/engine/bitmap_canvas.dart
+++ b/lib/web_ui/lib/src/engine/bitmap_canvas.dart
@@ -916,7 +916,7 @@ class BitmapCanvas extends EngineCanvas {
     final Int32List? colors = vertices._colors;
     final ui.VertexMode mode = vertices._mode;
     html.CanvasRenderingContext2D? ctx = _canvasPool.context;
-    if (colors == null) {
+    if (colors == null && paint.style != ui.PaintingStyle.fill) {
       final Float32List positions = mode == ui.VertexMode.triangles
           ? vertices._positions
           : _convertVertexPositions(mode, vertices._positions);
diff --git a/lib/web_ui/lib/src/engine/html/render_vertices.dart b/lib/web_ui/lib/src/engine/html/render_vertices.dart
index d8d2985ff94..10b714ff743 100644
--- a/lib/web_ui/lib/src/engine/html/render_vertices.dart
+++ b/lib/web_ui/lib/src/engine/html/render_vertices.dart
@@ -157,14 +157,25 @@ class _WebGlRenderer implements _GlRenderer {
     // Setup color buffer.
     Object? colorsBuffer = gl.createBuffer();
     gl.bindArrayBuffer(colorsBuffer);
+
+    final int vertexCount = positions.length ~/ 2;
+
     // Buffer kBGRA_8888.
-    gl.bufferData(vertices._colors, gl.kStaticDraw);
+    if (vertices._colors == null) {
+      final ui.Color color = paint.color ?? ui.Color(0xFF000000);
+      Uint32List vertexColors = Uint32List(vertexCount);
+      for (int i = 0; i < vertexCount; i++) {
+        vertexColors[i] = color.value;
+      }
+      gl.bufferData(vertexColors, gl.kStaticDraw);
+    } else {
+      gl.bufferData(vertices._colors, gl.kStaticDraw);
+    }
     Object colorLoc = gl.getAttributeLocation(glProgram.program, 'color');
     js_util.callMethod(gl.glContext, 'vertexAttribPointer',
         <dynamic>[colorLoc, 4, gl.kUnsignedByte, true, 0, 0]);
     gl.enableVertexAttribArray(1);
     gl.clear();
-    final int vertexCount = positions.length ~/ 2;
     gl.drawTriangles(vertexCount, vertices._mode);
 
     context!.save();
diff --git a/lib/web_ui/test/golden_tests/engine/draw_vertices_golden_test.dart b/lib/web_ui/test/golden_tests/engine/draw_vertices_golden_test.dart
index 84e9017bfb9..5e02b2445c3 100644
--- a/lib/web_ui/test/golden_tests/engine/draw_vertices_golden_test.dart
+++ b/lib/web_ui/test/golden_tests/engine/draw_vertices_golden_test.dart
@@ -59,11 +59,11 @@ void testMain() async {
 
   Future<void> _testVertices(String fileName, Vertices vertices,
       BlendMode blendMode,
-      Paint paint) async {
+      Paint paint, {bool write: false}) async {
     final RecordingCanvas rc =
         RecordingCanvas(const Rect.fromLTRB(0, 0, 500, 500));
     rc.drawVertices(vertices, blendMode, paint);
-    await _checkScreenshot(rc, fileName);
+    await _checkScreenshot(rc, fileName, write: write);
   }
 
   test('Should draw green hairline triangles when colors array is null.',
@@ -101,6 +101,31 @@ void testMain() async {
         Paint());
   });
 
+  /// Regression test for https://github.com/flutter/flutter/issues/71442.
+  test('Should draw filled triangles when colors array is null'
+      ' and Paint() has color.',
+        () async {
+      // ignore: unused_local_variable
+      final Int32List colors = Int32List.fromList(<int>[
+        0xFFFF0000, 0xFF00FF00, 0xFF0000FF,
+        0xFFFF0000, 0xFF00FF00, 0xFF0000FF,
+        0xFFFF0000, 0xFF00FF00, 0xFF0000FF,
+        0xFFFF0000, 0xFF00FF00, 0xFF0000FF]);
+      final Vertices vertices = Vertices.raw(VertexMode.triangles,
+          Float32List.fromList([
+            20.0, 20.0, 220.0, 10.0, 110.0, 220.0,
+            220.0, 320.0, 20.0, 310.0, 200.0, 420.0
+          ]));
+      await _testVertices(
+          'draw_vertices_triangle_green_filled',
+          vertices,
+          BlendMode.srcOver,
+          Paint()
+            ..style = PaintingStyle.fill
+            ..color = const Color(0xFF00FF00)
+      );
+  });
+
   test('Should draw hairline triangleFan.',
           () async {
     final Vertices vertices = Vertices.raw(VertexMode.triangleFan,