diff --git a/pkgs/applications/graphics/gcolor2/default.nix b/pkgs/applications/graphics/gcolor2/default.nix
deleted file mode 100644
index 4ee7b869eea0..000000000000
--- a/pkgs/applications/graphics/gcolor2/default.nix
+++ /dev/null
@@ -1,44 +0,0 @@
-{lib, stdenv, fetchurl, fetchpatch, gtk2, perlPackages, pkg-config } :
-
-let version = "0.4"; in
-stdenv.mkDerivation {
-  pname = "gcolor2";
-  inherit version;
-  arch = if stdenv.hostPlatform.system == "x86_64-linux" then "amd64" else "386";
-
-  src = fetchurl {
-    url = "mirror://sourceforge/project/gcolor2/gcolor2/${version}/gcolor2-${version}.tar.bz2";
-    sha256 = "1siv54vwx9dbfcflklvf7pkp5lk6h3nn63flg6jzifz9wp0c84q6";
-  };
-
-  preConfigure = ''
-    sed -i 's/\[:space:\]/[&]/g' configure
-  '';
-
-  # from https://github.com/PhantomX/slackbuilds/tree/master/gcolor2/patches
-  patches = (if stdenv.hostPlatform.system == "x86_64-linux" then
-        [ ./gcolor2-amd64.patch ] else
-        [ ])
-   ++ [
-     # Pull patch pending upstream inclusion for -fno-common toolchains:
-     #   https://sourceforge.net/p/gcolor2/patches/8/
-     (fetchpatch {
-       name = "fno-common.patch";
-       url = "https://sourceforge.net/p/gcolor2/patches/8/attachment/0001-gcolor2-fix-build-on-gcc-10-fno-common.patch";
-       sha256 = "0187zc8as9g3d6mpm3isg87jfpryj0hajb4inwvii8gxrzbi5l5f";
-     })
-  ];
-
-  nativeBuildInputs = [ pkg-config ];
-  buildInputs = [ gtk2 ]
-    ++ (with perlPackages; [ perl XMLParser ]);
-
-  meta = {
-    description = "Simple GTK 2 color selector";
-    homepage = "https://gcolor2.sourceforge.net/";
-    license = lib.licenses.gpl2Plus;
-    maintainers = with lib.maintainers; [ notthemessiah ];
-    platforms = with lib.platforms; unix;
-    mainProgram = "gcolor2";
-  };
-}
diff --git a/pkgs/applications/graphics/gcolor2/gcolor2-amd64.patch b/pkgs/applications/graphics/gcolor2/gcolor2-amd64.patch
deleted file mode 100644
index cd06a8315f98..000000000000
--- a/pkgs/applications/graphics/gcolor2/gcolor2-amd64.patch
+++ /dev/null
@@ -1,46 +0,0 @@
-diff --exclude-from=/home/dang/bin/scripts/diffrc -up -ruN gcolor2-0.4.orig/src/callbacks.c gcolor2-0.4/src/callbacks.c
---- gcolor2-0.4.orig/src/callbacks.c	2005-07-12 14:06:12.000000000 -0400
-+++ gcolor2-0.4/src/callbacks.c	2007-02-17 19:19:38.000000000 -0500
-@@ -4,6 +4,9 @@
- 
- #include <gtk/gtk.h>
- #include <stdio.h>
-+#include <string.h>
-+#include <glib.h>
-+#include <glib/gprintf.h>
- 
- #include "callbacks.h"
- #include "interface.h"
-@@ -172,6 +175,9 @@ void on_copy_color_to_clipboard_activate
- 	gtk_clipboard_set_text (cb, hex, strlen (hex));
- }
- 
-+void add_rgb_file (gchar *filename, gchar *type);
-+gchar* get_system_file (void);
-+
- void on_show_system_colors_activate (GtkMenuItem *menuitem, gpointer user_data)
- {
- 	if (gtk_check_menu_item_get_active (GTK_CHECK_MENU_ITEM (menuitem)))
-@@ -266,6 +272,8 @@ void on_save_button_clicked (GtkButton *
- 	gtk_widget_destroy (savedialog);
- }
- 
-+void add_list_color (gchar *spec, gchar *name, gchar *type, gboolean is_new_color);
-+
- void add_color_to_treeview ()
- {
- 	GtkTreeView      *treeview;
-diff --exclude-from=/home/dang/bin/scripts/diffrc -up -ruN gcolor2-0.4.orig/src/main.c gcolor2-0.4/src/main.c
---- gcolor2-0.4.orig/src/main.c	2005-07-11 10:55:49.000000000 -0400
-+++ gcolor2-0.4/src/main.c	2007-02-17 19:18:23.000000000 -0500
-@@ -4,6 +4,10 @@
- 
- #include <gtk/gtk.h>
- #include <stdio.h>
-+#include <stdlib.h>
-+#include <string.h>
-+#include <glib.h>
-+#include <glib/gprintf.h>
- 
- #include "interface.h"
- #include "support.h"
diff --git a/pkgs/top-level/aliases.nix b/pkgs/top-level/aliases.nix
index e9c6e02c32d1..0f4893a8e9e2 100644
--- a/pkgs/top-level/aliases.nix
+++ b/pkgs/top-level/aliases.nix
@@ -526,6 +526,7 @@ mapAliases {
   gcj = gcj6; # Added 2024-09-13
   gcj6 = throw "gcj6 has been removed from Nixpkgs, as it is unmaintained and obsolete"; # Added 2024-09-13
   gcl_2_6_13_pre = throw "'gcl_2_6_13_pre' has been removed in favor of 'gcl'"; # Added 2024-01-11
+  gcolor2 = throw "'gcolor2' has been removed due to lack of maintenance upstream and depending on gtk2. Consider using 'gcolor3' or 'eyedropper' instead"; # Added 2024-09-15
   geekbench4 = throw "'geekbench4' has been renamed to 'geekbench_4'"; # Added 2023-03-10
   geekbench5 = throw "'geekbench5' has been renamed to 'geekbench_5'"; # Added 2023-03-10
   gfortran48 = throw "'gfortran48' has been removed from nixpkgs"; # Added 2024-09-10
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 548ae61ad967..8b92c9480feb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -29839,8 +29839,6 @@ with pkgs;
 
   vcal = callPackage ../applications/misc/vcal { };
 
-  gcolor2 = callPackage ../applications/graphics/gcolor2 { };
-
   gcolor3 = callPackage ../applications/graphics/gcolor3 { };
 
   get_iplayer = callPackage ../applications/misc/get_iplayer { };