diff --git a/katrain/gui/badukpan.py b/katrain/gui/badukpan.py
index 8fa615a..12373e9 100644
--- a/katrain/gui/badukpan.py
+++ b/katrain/gui/badukpan.py
@@ -164,8 +164,9 @@ class BadukPanWidget(Widget):
 
     def eval_color(self, points_lost, show_dots_for_class: List[bool] = None) -> Optional[List[float]]:
         i = evaluation_class(points_lost, self.trainer_config["eval_thresholds"])
+        colors = EVAL_COLORS[self.trainer_config["theme"]]
         if show_dots_for_class is None or show_dots_for_class[i]:
-            return EVAL_COLORS[i]
+            return colors[i]
 
     def draw_board(self, *_args):
         if not (self.katrain and self.katrain.game):
diff --git a/katrain/gui/popups.py b/katrain/gui/popups.py
index ce94bef..f12ebc8 100644
--- a/katrain/gui/popups.py
+++ b/katrain/gui/popups.py
@@ -19,13 +19,13 @@ from katrain.core.ai import ai_rank_estimation
 from katrain.core.constants import (
     AI_CONFIG_DEFAULT,
     AI_DEFAULT,
+    AI_KEY_PROPERTIES,
     AI_OPTION_VALUES,
     AI_STRATEGIES_RECOMMENDED_ORDER,
     OUTPUT_DEBUG,
     OUTPUT_ERROR,
     OUTPUT_INFO,
     STATUS_INFO,
-    AI_KEY_PROPERTIES,
 )
 from katrain.core.engine import KataGoEngine
 from katrain.core.lang import i18n, rank_label
@@ -269,13 +269,16 @@ class ConfigTeacherPopup(QuickConfigGui):
             self.options_grid.add_widget(wrap_anchor(widget))
 
     def build_and_set_properties(self, *_args):
+        theme = self.katrain.config("trainer/theme", "theme:normal")
         undos = self.katrain.config("trainer/num_undo_prompts")
         thresholds = self.katrain.config("trainer/eval_thresholds")
         savesgfs = self.katrain.config("trainer/save_feedback")
         show_dots = self.katrain.config("trainer/show_dots")
 
+        self.themes_spinner.value_refs = list(EVAL_COLORS.keys())
+        self.options_grid.clear_widgets()
         for i, (color, threshold, undo, show_dot, savesgf) in enumerate(
-            zip(EVAL_COLORS, thresholds, undos, show_dots, savesgfs)
+            zip(EVAL_COLORS[theme], thresholds, undos, show_dots, savesgfs)
         ):
             self.add_option_widgets(
                 [
@@ -288,6 +291,10 @@ class ConfigTeacherPopup(QuickConfigGui):
             )
         super().build_and_set_properties()
 
+    def update_config(self, save_to_file=True):
+        super().update_config(save_to_file=save_to_file)
+        self.build_and_set_properties()
+
 
 class DescriptionLabel(Label):
     pass
diff --git a/katrain/gui/style.py b/katrain/gui/style.py
index dc4d1e7..dda7081 100644
--- a/katrain/gui/style.py
+++ b/katrain/gui/style.py
@@ -26,14 +26,26 @@ WINRATE_COLOR = GREEN
 POINTLOSS_COLOR = YELLOW
 
 # eval dots
-EVAL_COLORS = [
-    [0.447, 0.129, 0.42, 1],
-    [0.8, 0, 0, 1],
-    [0.9, 0.4, 0.1, 1],
-    [0.85, 0.89, 0.3, 1],
-    [0.67, 0.9, 0.18, 1],
-    [0.117, 0.588, 0, 1],
-]
+EVAL_COLORS = {
+    "theme:normal": [
+        [0.447, 0.129, 0.42, 1],
+        [0.8, 0, 0, 1],
+        [0.9, 0.4, 0.1, 1],
+        [0.85, 0.89, 0.3, 1],
+        [0.67, 0.9, 0.18, 1],
+        [0.117, 0.588, 0, 1],
+    ],
+    "theme:red-green-colourblind": [
+        [1, 0, 1, 1],
+        [1, 0, 0, 1],
+        [1, 0.5, 0, 1],
+        [0.85, 0.89, 0.3, 1],
+        [0, 1, 1, 1],
+        [0, 0, 1, 1],
+    ],
+}
+
+
 EVAL_DOT_MAX_SIZE = 0.5
 EVAL_DOT_MIN_SIZE = 0.25
 
@@ -55,9 +67,9 @@ TOP_MOVE_BORDER_COLOR = [46 / 255, 65 / 255, 88 / 255, 0.9]
 CHILD_SCALE = 0.95
 
 # ponder light
-ENGINE_DOWN_COL = EVAL_COLORS[1]
-ENGINE_BUSY_COL = EVAL_COLORS[2]
-ENGINE_READY_COL = EVAL_COLORS[-1]
+ENGINE_DOWN_COL = EVAL_COLORS["theme:normal"][1]
+ENGINE_BUSY_COL = EVAL_COLORS["theme:normal"][2]
+ENGINE_READY_COL = EVAL_COLORS["theme:normal"][-1]
 
 # info
 INFO_PV_COLOR = to_hexcol(YELLOW)
diff --git a/katrain/i18n/locales/cn/LC_MESSAGES/katrain.mo b/katrain/i18n/locales/cn/LC_MESSAGES/katrain.mo
index 9037ff3..b28516e 100644
Binary files a/katrain/i18n/locales/cn/LC_MESSAGES/katrain.mo and b/katrain/i18n/locales/cn/LC_MESSAGES/katrain.mo differ
diff --git a/katrain/i18n/locales/cn/LC_MESSAGES/katrain.po b/katrain/i18n/locales/cn/LC_MESSAGES/katrain.po
index b4449d6..167dd66 100644
--- a/katrain/i18n/locales/cn/LC_MESSAGES/katrain.po
+++ b/katrain/i18n/locales/cn/LC_MESSAGES/katrain.po
@@ -595,3 +595,15 @@ msgstr "每步棋计算深度"
 #. TODO - on move tree editing
 msgid "Delete Node"
 msgstr "Delete Node"
+
+#. TODO - theme name
+msgid "theme:red-green-colourblind"
+msgstr "Red-Green Colourblind"
+
+#. TODO - theme name
+msgid "theme:normal"
+msgstr "Default Theme"
+
+#. TODO - theme label
+msgid "theme"
+msgstr "Colour Theme"
diff --git a/katrain/i18n/locales/de/LC_MESSAGES/katrain.mo b/katrain/i18n/locales/de/LC_MESSAGES/katrain.mo
index b72b06c..bfa2353 100644
Binary files a/katrain/i18n/locales/de/LC_MESSAGES/katrain.mo and b/katrain/i18n/locales/de/LC_MESSAGES/katrain.mo differ
diff --git a/katrain/i18n/locales/de/LC_MESSAGES/katrain.po b/katrain/i18n/locales/de/LC_MESSAGES/katrain.po
index 207c54b..0d86476 100644
--- a/katrain/i18n/locales/de/LC_MESSAGES/katrain.po
+++ b/katrain/i18n/locales/de/LC_MESSAGES/katrain.po
@@ -639,3 +639,15 @@ msgstr "Anzahl der Visits pro Zug"
 #. TODO - on move tree editing
 msgid "Delete Node"
 msgstr "Delete Node"
+
+#. TODO - theme name
+msgid "theme:red-green-colourblind"
+msgstr "Red-Green Colourblind"
+
+#. TODO - theme name
+msgid "theme:normal"
+msgstr "Default Theme"
+
+#. TODO - theme label
+msgid "theme"
+msgstr "Colour Theme"
diff --git a/katrain/i18n/locales/en/LC_MESSAGES/katrain.mo b/katrain/i18n/locales/en/LC_MESSAGES/katrain.mo
index a95adc8..b68c690 100644
Binary files a/katrain/i18n/locales/en/LC_MESSAGES/katrain.mo and b/katrain/i18n/locales/en/LC_MESSAGES/katrain.mo differ
diff --git a/katrain/i18n/locales/en/LC_MESSAGES/katrain.po b/katrain/i18n/locales/en/LC_MESSAGES/katrain.po
index 0179545..128113e 100644
--- a/katrain/i18n/locales/en/LC_MESSAGES/katrain.po
+++ b/katrain/i18n/locales/en/LC_MESSAGES/katrain.po
@@ -643,3 +643,15 @@ msgstr "Number of visits per move"
 #. on move tree editing
 msgid "Delete Node"
 msgstr "Delete Node"
+
+#. theme label
+msgid "theme"
+msgstr "Colour Theme"
+
+#. theme name
+msgid "theme:normal"
+msgstr "Default Theme"
+
+#. theme name
+msgid "theme:red-green-colourblind"
+msgstr "Red-Green Colourblind"
diff --git a/katrain/i18n/locales/es/LC_MESSAGES/katrain.mo b/katrain/i18n/locales/es/LC_MESSAGES/katrain.mo
index 5a3d86d..df67053 100644
Binary files a/katrain/i18n/locales/es/LC_MESSAGES/katrain.mo and b/katrain/i18n/locales/es/LC_MESSAGES/katrain.mo differ
diff --git a/katrain/i18n/locales/es/LC_MESSAGES/katrain.po b/katrain/i18n/locales/es/LC_MESSAGES/katrain.po
index e9196c2..f2c5e75 100644
--- a/katrain/i18n/locales/es/LC_MESSAGES/katrain.po
+++ b/katrain/i18n/locales/es/LC_MESSAGES/katrain.po
@@ -635,3 +635,15 @@ msgstr "Número de visitas por jugada"
 #. TODO - on move tree editing
 msgid "Delete Node"
 msgstr "Delete Node"
+
+#. TODO - theme name
+msgid "theme:red-green-colourblind"
+msgstr "Red-Green Colourblind"
+
+#. TODO - theme name
+msgid "theme:normal"
+msgstr "Default Theme"
+
+#. TODO - theme label
+msgid "theme"
+msgstr "Colour Theme"
diff --git a/katrain/i18n/locales/fr/LC_MESSAGES/katrain.mo b/katrain/i18n/locales/fr/LC_MESSAGES/katrain.mo
index 06ccae0..f8bba30 100644
Binary files a/katrain/i18n/locales/fr/LC_MESSAGES/katrain.mo and b/katrain/i18n/locales/fr/LC_MESSAGES/katrain.mo differ
diff --git a/katrain/i18n/locales/fr/LC_MESSAGES/katrain.po b/katrain/i18n/locales/fr/LC_MESSAGES/katrain.po
index 944a639..8e9f2e0 100644
--- a/katrain/i18n/locales/fr/LC_MESSAGES/katrain.po
+++ b/katrain/i18n/locales/fr/LC_MESSAGES/katrain.po
@@ -676,3 +676,15 @@ msgstr ""
 #. TODO - on move tree editing
 msgid "Delete Node"
 msgstr "Delete Node"
+
+#. TODO - theme name
+msgid "theme:red-green-colourblind"
+msgstr "Red-Green Colourblind"
+
+#. TODO - theme name
+msgid "theme:normal"
+msgstr "Default Theme"
+
+#. TODO - theme label
+msgid "theme"
+msgstr "Colour Theme"
diff --git a/katrain/i18n/locales/jp/LC_MESSAGES/katrain.mo b/katrain/i18n/locales/jp/LC_MESSAGES/katrain.mo
index 4fa6c21..9d4f359 100644
Binary files a/katrain/i18n/locales/jp/LC_MESSAGES/katrain.mo and b/katrain/i18n/locales/jp/LC_MESSAGES/katrain.mo differ
diff --git a/katrain/i18n/locales/jp/LC_MESSAGES/katrain.po b/katrain/i18n/locales/jp/LC_MESSAGES/katrain.po
index 1c2ed38..0fb402a 100644
--- a/katrain/i18n/locales/jp/LC_MESSAGES/katrain.po
+++ b/katrain/i18n/locales/jp/LC_MESSAGES/katrain.po
@@ -622,3 +622,15 @@ msgstr "着手毎の読み手数"
 #. TODO - on move tree editing
 msgid "Delete Node"
 msgstr "この手以降を削除"
+
+#. TODO - theme name
+msgid "theme:red-green-colourblind"
+msgstr "Red-Green Colourblind"
+
+#. TODO - theme name
+msgid "theme:normal"
+msgstr "Default Theme"
+
+#. TODO - theme label
+msgid "theme"
+msgstr "Colour Theme"
diff --git a/katrain/i18n/locales/ko/LC_MESSAGES/katrain.mo b/katrain/i18n/locales/ko/LC_MESSAGES/katrain.mo
index 687d3a2..97259a5 100644
Binary files a/katrain/i18n/locales/ko/LC_MESSAGES/katrain.mo and b/katrain/i18n/locales/ko/LC_MESSAGES/katrain.mo differ
diff --git a/katrain/i18n/locales/ko/LC_MESSAGES/katrain.po b/katrain/i18n/locales/ko/LC_MESSAGES/katrain.po
index 77075a4..d92acb2 100644
--- a/katrain/i18n/locales/ko/LC_MESSAGES/katrain.po
+++ b/katrain/i18n/locales/ko/LC_MESSAGES/katrain.po
@@ -611,3 +611,15 @@ msgstr "한 수당 visit 수"
 #. TODO - on move tree editing
 msgid "Delete Node"
 msgstr "Delete Node"
+
+#. TODO - theme name
+msgid "theme:red-green-colourblind"
+msgstr "Red-Green Colourblind"
+
+#. TODO - theme name
+msgid "theme:normal"
+msgstr "Default Theme"
+
+#. TODO - theme label
+msgid "theme"
+msgstr "Colour Theme"
diff --git a/katrain/i18n/locales/ru/LC_MESSAGES/katrain.mo b/katrain/i18n/locales/ru/LC_MESSAGES/katrain.mo
index 35d5628..494997e 100644
Binary files a/katrain/i18n/locales/ru/LC_MESSAGES/katrain.mo and b/katrain/i18n/locales/ru/LC_MESSAGES/katrain.mo differ
diff --git a/katrain/i18n/locales/ru/LC_MESSAGES/katrain.po b/katrain/i18n/locales/ru/LC_MESSAGES/katrain.po
index 3015cef..b462f10 100644
--- a/katrain/i18n/locales/ru/LC_MESSAGES/katrain.po
+++ b/katrain/i18n/locales/ru/LC_MESSAGES/katrain.po
@@ -636,3 +636,15 @@ msgstr "Количество посещений на ход"
 #. TODO - on move tree editing
 msgid "Delete Node"
 msgstr "Delete Node"
+
+#. TODO - theme name
+msgid "theme:red-green-colourblind"
+msgstr "Red-Green Colourblind"
+
+#. TODO - theme name
+msgid "theme:normal"
+msgstr "Default Theme"
+
+#. TODO - theme label
+msgid "theme"
+msgstr "Colour Theme"
diff --git a/katrain/popups.kv b/katrain/popups.kv
index f3205b3..da94c31 100644
--- a/katrain/popups.kv
+++ b/katrain/popups.kv
@@ -213,6 +213,7 @@
 
 <ConfigTeacherPopup>
     options_grid: options_grid
+    themes_spinner: themes_spinner
     GridLayout:
         cols: 5
         rows: 7
@@ -229,22 +230,29 @@
         DescriptionLabel:
             text: i18n._("save dots")
     AnchorLayout:
-        size_hint: 1, 2
+        size_hint: 1, 3
         GridLayout:
             cols: 2
-            rows: 3
+            rows: 4
             padding: 4
-            size_hint: 0.66, 1
+            size_hint: 0.8, 1
+            DescriptionLabel:
+                font_size: DESC_FONT_SIZE * 0.8
+                text: i18n._("theme")
+            AnchorLayout:
+                LabelledSpinner:
+                    size_hint: 0.8,0.8
+                    input_property: 'trainer/theme'
+                    font_size: DESC_FONT_SIZE * 0.8
+                    id: themes_spinner
             DescriptionLabel:
                 font_size: DESC_FONT_SIZE * 0.8
                 text: i18n._("show last n dots")
-                size_hint: 2,1
             AnchorLayout:
                 LabelledIntInput:
-                    size_hint_x: 0.33
+                    size_hint_x: 0.15
                     input_property: "trainer/eval_off_show_last"
             DescriptionLabel:
-                size_hint: 2,1
                 font_size: DESC_FONT_SIZE * 0.8
                 text: i18n._("show ai dots")
             AnchorLayout: