diff --git a/openpype/settings/defaults/project_anatomy/imageio.json b/openpype/settings/defaults/project_anatomy/imageio.json
index 2023dae23c..c03f5f8ee8 100644
--- a/openpype/settings/defaults/project_anatomy/imageio.json
+++ b/openpype/settings/defaults/project_anatomy/imageio.json
@@ -75,9 +75,14 @@
                             "value": true
                         },
                         {
-                            "type": "hex",
+                            "type": "color_gui",
                             "name": "tile_color",
-                            "value": "0xff0000ff"
+                            "value": [
+                                186,
+                                35,
+                                35,
+                                255
+                            ]
                         },
                         {
                             "type": "text",
@@ -123,9 +128,14 @@
                             "value": true
                         },
                         {
-                            "type": "hex",
+                            "type": "color_gui",
                             "name": "tile_color",
-                            "value": "0xadab1dff"
+                            "value": [
+                                171,
+                                171,
+                                10,
+                                255
+                            ]
                         },
                         {
                             "type": "text",
@@ -166,9 +176,14 @@
                             "value": "Deflate"
                         },
                         {
-                            "type": "hex",
+                            "type": "color_gui",
                             "name": "tile_color",
-                            "value": "0x23ff00ff"
+                            "value": [
+                                56,
+                                162,
+                                7,
+                                255
+                            ]
                         },
                         {
                             "type": "text",
diff --git a/openpype/settings/entities/schemas/projects_schema/schemas/template_nuke_knob_inputs.json b/openpype/settings/entities/schemas/projects_schema/schemas/template_nuke_knob_inputs.json
index e6ca1e7fd4..d2fa05e55c 100644
--- a/openpype/settings/entities/schemas/projects_schema/schemas/template_nuke_knob_inputs.json
+++ b/openpype/settings/entities/schemas/projects_schema/schemas/template_nuke_knob_inputs.json
@@ -65,8 +65,8 @@
                         ]
                     },
                     {
-                        "key": "hex",
-                        "label": "Hexadecimal (0x)",
+                        "key": "color_gui",
+                        "label": "Color GUI",
                         "children": [
                             {
                                 "type": "text",
@@ -74,9 +74,10 @@
                                 "label": "Name"
                             },
                             {
-                                "type": "text",
+                                "type": "color",
                                 "key": "value",
-                                "label": "Value"
+                                "label": "Value",
+                                "use_alpha": false
                             }
                         ]
                     },