diff --git a/gdk/gdkcolorprivate.h b/gdk/gdkcolorprivate.h
index cb4185b006..93369100a9 100644
--- a/gdk/gdkcolorprivate.h
+++ b/gdk/gdkcolorprivate.h
@@ -65,7 +65,7 @@ G_STATIC_ASSERT (G_STRUCT_OFFSET (GdkColor, b) == G_STRUCT_OFFSET (GdkColor, val
 G_STATIC_ASSERT (G_STRUCT_OFFSET (GdkColor, a) == G_STRUCT_OFFSET (GdkColor, values[3]));
 #endif
 
-#define GDK_COLOR_INIT_SRGB(r,g,b,a) { \
+#define GDK_COLOR_SRGB(r,g,b,a) (GdkColor) { \
   .color_state = GDK_COLOR_STATE_SRGB, \
   .values = { (r), (g), (b), (a) } \
 }
diff --git a/gsk/gpu/gskgpunodeprocessor.c b/gsk/gpu/gskgpunodeprocessor.c
index c281dc545b..2cdb7b5b7e 100644
--- a/gsk/gpu/gskgpunodeprocessor.c
+++ b/gsk/gpu/gskgpunodeprocessor.c
@@ -2521,16 +2521,13 @@ static void
 gsk_gpu_node_processor_add_gl_shader_node (GskGpuNodeProcessor *self,
                                            GskRenderNode       *node)
 {
-  GdkColor pink = GDK_COLOR_INIT_SRGB (1, 105/255., 180/255., 1);
-
   gsk_gpu_color_op (self->frame,
                     gsk_gpu_clip_get_shader_clip (&self->clip, &self->offset, &node->bounds),
                     self->ccs,
                     self->opacity,
                     &self->offset,
                     &node->bounds,
-                    &pink);
-  gdk_color_finish (&pink);
+                    &GDK_COLOR_SRGB (1, 105/255., 180/255., 1));
 }
 
 static void
diff --git a/gsk/gskrendernodeparser.c b/gsk/gskrendernodeparser.c
index 9f70510049..6ff2ced496 100644
--- a/gsk/gskrendernodeparser.c
+++ b/gsk/gskrendernodeparser.c
@@ -1635,6 +1635,51 @@ gtk_css_parser_consume_number_or_percentage (GtkCssParser *parser,
     }
 }
 
+typedef struct {
+  Context *context;
+  GdkColor *color;
+} ColorArgData;
+
+static guint
+parse_color_arg (GtkCssParser *parser,
+                 guint         arg,
+                 gpointer      data)
+{
+  ColorArgData *d = data;
+  GdkColorState *color_state;
+  float values[4];
+
+  if (!parse_color_state (parser, d->context, &color_state))
+    return 0;
+
+  for (int i = 0; i < 3; i++)
+    {
+      double number;
+
+      if (!gtk_css_parser_consume_number_or_percentage (parser, 0, 1, &number))
+        return 0;
+
+      values[i] = number;
+    }
+
+  if (gtk_css_parser_try_delim (parser, '/'))
+    {
+      double number;
+
+      if (!gtk_css_parser_consume_number_or_percentage (parser, 0, 1, &number))
+        return 0;
+
+      values[3] = number;
+    }
+  else
+    {
+      values[3] = 1;
+    }
+
+  gdk_color_init (d->color, color_state, values);
+  return 1;
+}
+
 static gboolean
 parse_color2 (GtkCssParser *parser,
               Context      *context,
@@ -1644,50 +1689,11 @@ parse_color2 (GtkCssParser *parser,
 
   if (gtk_css_parser_has_function (parser, "color"))
     {
-      GdkColorState *color_state;
-      float values[4];
+      ColorArgData data = { context, color };
 
-      gtk_css_parser_start_block (parser);
+      if (!gtk_css_parser_consume_function (parser, 1, 1, parse_color_arg, &data))
+        return FALSE;
 
-      if (!parse_color_state (parser, context, &color_state))
-        {
-          gtk_css_parser_end_block (parser);
-          return FALSE;
-        }
-
-      for (int i = 0; i < 3; i++)
-        {
-          double number;
-
-          if (!gtk_css_parser_consume_number_or_percentage (parser, 0, 1, &number))
-            {
-              gtk_css_parser_end_block (parser);
-              return FALSE;
-            }
-
-          values[i] = number;
-        }
-
-      if (gtk_css_parser_try_delim (parser, '/'))
-        {
-          double number;
-
-          if (!gtk_css_parser_consume_number_or_percentage (parser, 0, 1, &number))
-            {
-              gtk_css_parser_end_block (parser);
-              return FALSE;
-            }
-
-          values[3] = number;
-        }
-      else
-        {
-          values[3] = 1;
-        }
-
-      gtk_css_parser_end_block (parser);
-
-      gdk_color_init ((GdkColor *) color, color_state, values);
       return TRUE;
     }
   else if (gdk_rgba_parser_parse (parser, &rgba))
@@ -1704,7 +1710,7 @@ parse_color_node (GtkCssParser *parser,
                   Context      *context)
 {
   graphene_rect_t bounds = GRAPHENE_RECT_INIT (0, 0, 50, 50);
-  GdkColor color = GDK_COLOR_INIT_SRGB (1, 0, 0.8, 1);
+  GdkColor color = GDK_COLOR_SRGB (1, 0, 0.8, 1);
   const Declaration declarations[] = {
     { "bounds", parse_rect, NULL, &bounds },
     { "color", parse_color2, NULL, &color },
diff --git a/testsuite/gsk/meson.build b/testsuite/gsk/meson.build
index d3a959632f..4f449957e0 100644
--- a/testsuite/gsk/meson.build
+++ b/testsuite/gsk/meson.build
@@ -325,6 +325,7 @@ node_parser_tests = [
   'color.node',
   'color2.node',
   'color3.node',
+  'color4.node',
   'conic-gradient.node',
   'conic-gradient.ref.node',
   'crash1.errors',
diff --git a/testsuite/gsk/nodeparser/color4.errors b/testsuite/gsk/nodeparser/color4.errors
new file mode 100644
index 0000000000..f6574d0778
--- /dev/null
+++ b/testsuite/gsk/nodeparser/color4.errors
@@ -0,0 +1 @@
+<data>:2:27-28: error: GTK_CSS_PARSER_ERROR_SYNTAX
diff --git a/testsuite/gsk/nodeparser/color4.node b/testsuite/gsk/nodeparser/color4.node
new file mode 100644
index 0000000000..a2bbe4b7d4
--- /dev/null
+++ b/testsuite/gsk/nodeparser/color4.node
@@ -0,0 +1,3 @@
+color {
+  color: color(srgb 1 2 3 4 5 6);
+}
diff --git a/testsuite/gsk/nodeparser/color4.ref.node b/testsuite/gsk/nodeparser/color4.ref.node
new file mode 100644
index 0000000000..15a0f7553a
--- /dev/null
+++ b/testsuite/gsk/nodeparser/color4.ref.node
@@ -0,0 +1,4 @@
+color {
+  bounds: 0 0 50 50;
+  color: rgb(255,255,255);
+}