diff --git a/data/night_colors.json b/data/night_colors.json
new file mode 100644
index 0000000000..19f0c1fece
--- /dev/null
+++ b/data/night_colors.json
@@ -0,0 +1,68 @@
+{
+  "map": {
+    "building": {
+      "RGBA": [
+        0.259,
+        0.129,
+        0.549,
+        1.0
+      ]
+    },
+    "building path": {
+      "RGBA": [
+        0.49,
+        0.337,
+        0.788,
+        1.0
+      ]
+    },
+    "grass": {
+      "RGBA": [
+        0.024,
+        0.243,
+        0.537,
+        1.0
+      ]
+    },
+    "map background": {
+      "RGBA": [
+        0.031,
+        0.031,
+        0.282,
+        1.0
+      ]
+    },
+    "unzoomed arterial road": {
+      "RGBA": [
+        0.333,
+        0.145,
+        0.482,
+        1.0
+      ]
+    },
+    "unzoomed highway road": {
+      "RGBA": [
+        0.867,
+        0.122,
+        0.5,
+        1.0
+      ]
+    },
+    "unzoomed residential road": {
+      "RGBA": [
+        0.302,
+        0.318,
+        0.675,
+        1.0
+      ]
+    },
+    "water": {
+      "RGBA": [
+        0.165,
+        0.263,
+        0.667,
+        1.0
+      ]
+    }
+  }
+}
\ No newline at end of file
diff --git a/game/src/ui.rs b/game/src/ui.rs
index ed2a510c41..b019e418d4 100644
--- a/game/src/ui.rs
+++ b/game/src/ui.rs
@@ -49,8 +49,14 @@ impl UI {
                 Vec::new()
             } else {
                 vec![
-                    ("assets/water_texture.png", Color::rgb(164, 200, 234)),
-                    ("assets/grass_texture.png", Color::rgb(148, 200, 74)),
+                    (
+                        "assets/water_texture.png",
+                        cs.get_def("water", Color::rgb(164, 200, 234)),
+                    ),
+                    (
+                        "assets/grass_texture.png",
+                        cs.get_def("grass", Color::rgb(148, 200, 74)),
+                    ),
                     ("assets/pedestrian.png", Color::rgb(51, 178, 178)),
                     ("assets/car.png", Color::CYAN),
                 ]