diff --git a/selfdrive/ui/layouts/settings/settings.py b/selfdrive/ui/layouts/settings/settings.py
index a322f21e80..674e5005f4 100644
--- a/selfdrive/ui/layouts/settings/settings.py
+++ b/selfdrive/ui/layouts/settings/settings.py
@@ -28,7 +28,7 @@ PANEL_COLOR = rl.Color(41, 41, 41, 255)
 CLOSE_BTN_COLOR = rl.Color(41, 41, 41, 255)
 CLOSE_BTN_PRESSED = rl.Color(59, 59, 59, 255)
 TEXT_NORMAL = rl.Color(128, 128, 128, 255)
-TEXT_SELECTED = rl.Color(255, 255, 255, 255)
+TEXT_SELECTED = rl.WHITE
 
 
 class PanelType(IntEnum):
diff --git a/selfdrive/ui/layouts/sidebar.py b/selfdrive/ui/layouts/sidebar.py
index 6af947a104..cdbfa4c04c 100644
--- a/selfdrive/ui/layouts/sidebar.py
+++ b/selfdrive/ui/layouts/sidebar.py
@@ -24,18 +24,18 @@ NetworkType = log.DeviceState.NetworkType
 # Color scheme
 class Colors:
   SIDEBAR_BG = rl.Color(57, 57, 57, 255)
-  WHITE = rl.Color(255, 255, 255, 255)
+  WHITE = rl.WHITE
   WHITE_DIM = rl.Color(255, 255, 255, 85)
   GRAY = rl.Color(84, 84, 84, 255)
 
   # Status colors
-  GOOD = rl.Color(255, 255, 255, 255)
+  GOOD = rl.WHITE
   WARNING = rl.Color(218, 202, 37, 255)
   DANGER = rl.Color(201, 34, 49, 255)
 
   # UI elements
   METRIC_BORDER = rl.Color(255, 255, 255, 85)
-  BUTTON_NORMAL = rl.Color(255, 255, 255, 255)
+  BUTTON_NORMAL = rl.WHITE
   BUTTON_PRESSED = rl.Color(255, 255, 255, 166)
 
 
diff --git a/selfdrive/ui/onroad/hud_renderer.py b/selfdrive/ui/onroad/hud_renderer.py
index 4ae713d9db..536d993389 100644
--- a/selfdrive/ui/onroad/hud_renderer.py
+++ b/selfdrive/ui/onroad/hud_renderer.py
@@ -34,7 +34,7 @@ class FontSizes:
 
 @dataclass(frozen=True)
 class Colors:
-  white: rl.Color = rl.Color(255, 255, 255, 255)
+  white: rl.Color = rl.WHITE
   disengaged: rl.Color = rl.Color(145, 155, 149, 255)
   override: rl.Color = rl.Color(145, 155, 149, 255)  # Added
   engaged: rl.Color = rl.Color(128, 216, 166, 255)
@@ -47,7 +47,7 @@ class Colors:
   white_translucent: rl.Color = rl.Color(255, 255, 255, 200)
   border_translucent: rl.Color = rl.Color(255, 255, 255, 75)
   header_gradient_start: rl.Color = rl.Color(0, 0, 0, 114)
-  header_gradient_end: rl.Color = rl.Color(0, 0, 0, 0)
+  header_gradient_end: rl.Color = rl.BLANK
 
 
 UI_CONFIG = UIConfig()
diff --git a/selfdrive/ui/widgets/exp_mode_button.py b/selfdrive/ui/widgets/exp_mode_button.py
index 88664e0fad..9618768957 100644
--- a/selfdrive/ui/widgets/exp_mode_button.py
+++ b/selfdrive/ui/widgets/exp_mode_button.py
@@ -37,7 +37,7 @@ class ExperimentalModeButton(Widget):
     self.params.put_bool("ExperimentalMode", self.experimental_mode)
 
   def _render(self, rect):
-    rl.draw_rectangle_rounded(rect, 0.08, 20, rl.Color(255, 255, 255, 255))
+    rl.draw_rectangle_rounded(rect, 0.08, 20, rl.WHITE)
 
     rl.begin_scissor_mode(int(rect.x), int(rect.y), int(rect.width), int(rect.height))
     self._draw_gradient_background(rect)
@@ -53,7 +53,7 @@ class ExperimentalModeButton(Widget):
     text_x = rect.x + self.horizontal_padding
     text_y = rect.y + rect.height / 2 - 45 // 2  # Center vertically
 
-    rl.draw_text_ex(gui_app.font(FontWeight.NORMAL), text, rl.Vector2(int(text_x), int(text_y)), 45, 0, rl.Color(0, 0, 0, 255))
+    rl.draw_text_ex(gui_app.font(FontWeight.NORMAL), text, rl.Vector2(int(text_x), int(text_y)), 45, 0, rl.BLACK)
 
     # Draw icon (right aligned)
     icon_x = rect.x + rect.width - self.horizontal_padding - self.img_width
@@ -63,4 +63,4 @@ class ExperimentalModeButton(Widget):
     # Draw current mode icon
     current_icon = self.experimental_pixmap if self.experimental_mode else self.chill_pixmap
     source_rect = rl.Rectangle(0, 0, current_icon.width, current_icon.height)
-    rl.draw_texture_pro(current_icon, source_rect, icon_rect, rl.Vector2(0, 0), 0, rl.Color(255, 255, 255, 255))
+    rl.draw_texture_pro(current_icon, source_rect, icon_rect, rl.Vector2(0, 0), 0, rl.WHITE)
diff --git a/selfdrive/ui/widgets/prime.py b/selfdrive/ui/widgets/prime.py
index 86234ee149..6b601f6dff 100644
--- a/selfdrive/ui/widgets/prime.py
+++ b/selfdrive/ui/widgets/prime.py
@@ -36,7 +36,7 @@ class PrimeWidget(Widget):
     font = gui_app.font(FontWeight.LIGHT)
     wrapped_text = "\n".join(wrap_text(font, "Become a comma prime member at connect.comma.ai", 56, int(w)))
     text_size = measure_text_cached(font, wrapped_text, 56)
-    rl.draw_text_ex(font, wrapped_text, rl.Vector2(x, desc_y), 56, 0, rl.Color(255, 255, 255, 255))
+    rl.draw_text_ex(font, wrapped_text, rl.Vector2(x, desc_y), 56, 0, rl.WHITE)
 
     # Features section
     features_y = desc_y + text_size.y + 50
diff --git a/system/ui/widgets/button.py b/system/ui/widgets/button.py
index 41af8e51ca..a5dab19789 100644
--- a/system/ui/widgets/button.py
+++ b/system/ui/widgets/button.py
@@ -32,7 +32,7 @@ BUTTON_TEXT_COLOR = {
   ButtonStyle.PRIMARY: rl.Color(228, 228, 228, 255),
   ButtonStyle.DANGER: rl.Color(228, 228, 228, 255),
   ButtonStyle.TRANSPARENT: rl.BLACK,
-  ButtonStyle.ACTION: rl.Color(0, 0, 0, 255),
+  ButtonStyle.ACTION: rl.BLACK,
   ButtonStyle.LIST_ACTION: rl.Color(228, 228, 228, 255),
   ButtonStyle.NO_EFFECT: rl.Color(228, 228, 228, 255),
   ButtonStyle.KEYBOARD: rl.Color(221, 221, 221, 255),