diff --git a/src/gui/CBaseButton.cpp b/src/gui/CBaseButton.cpp
index 4de1e007..06b88abe 100644
--- a/src/gui/CBaseButton.cpp
+++ b/src/gui/CBaseButton.cpp
@@ -21,13 +21,13 @@ void CBaseButton::SetCallback(ButtonCallbackFn_t callback) {
 }
 
 void CBaseButton::Draw(int x, int y) {
-	int textcolor = colors::pink;
+	int textcolor = GUIColor();
 	auto size = GetSize();
 	if (IsPressed()) {
-		draw::DrawRect(x, y, size.first, size.second, colors::pink);
+		draw::DrawRect(x, y, size.first, size.second, GUIColor());
 		textcolor = colors::white;
 	}
-	draw::OutlineRect(x, y, size.first, size.second, colors::pink);
+	draw::OutlineRect(x, y, size.first, size.second, GUIColor());
 	draw::String(fonts::MENU, x + Props()->GetInt("padding_x"), y + Props()->GetInt("padding_y"), textcolor, 1, GetText());
 }
 
diff --git a/src/gui/CBaseWindow.cpp b/src/gui/CBaseWindow.cpp
index b9306563..428bcfae 100644
--- a/src/gui/CBaseWindow.cpp
+++ b/src/gui/CBaseWindow.cpp
@@ -46,6 +46,6 @@ void CBaseWindow::Draw(int x, int y) {
 	auto abs = AbsolutePosition();
 	auto size = GetSize();
 	draw::DrawRect(abs.first, abs.second, size.first, size.second, colors::Transparent(colors::black, 0.9));
-	draw::OutlineRect(abs.first, abs.second, size.first, size.second, colors::pink);
+	draw::OutlineRect(abs.first, abs.second, size.first, size.second, GUIColor());
 	CBaseContainer::Draw(x, y);
 }
diff --git a/src/gui/CCTitleBar.cpp b/src/gui/CCTitleBar.cpp
index 2939f48c..02410ae2 100644
--- a/src/gui/CCTitleBar.cpp
+++ b/src/gui/CCTitleBar.cpp
@@ -22,7 +22,7 @@ CTitleBar::CTitleBar(IWidget* parent, std::string title) : CBaseWidget("titlebar
 
 void CTitleBar::Draw(int x, int y) {
 	auto size = GetSize();
-	draw::DrawRect(x, y, size.first, size.second, colors::pink);
+	draw::DrawRect(x, y, size.first, size.second, GUIColor());
 	int l, h;
 	draw::GetStringLength(fonts::MENU, (char*)m_strTitle.c_str(), l, h);
 	draw::String(fonts::MENU, x + (size.first - l) / 2, y + TITLEBAR_PADDING_H, colors::white, 1, m_strTitle.c_str());
diff --git a/src/gui/CCheckbox.cpp b/src/gui/CCheckbox.cpp
index d461786f..b169112f 100644
--- a/src/gui/CCheckbox.cpp
+++ b/src/gui/CCheckbox.cpp
@@ -22,9 +22,9 @@ void CCheckbox::SetWidth(int width) {
 
 void CCheckbox::Draw(int x, int y) {
 	auto size = GetSize();
-	draw::OutlineRect(x, y, size.first, size.second, colors::pink);
+	draw::OutlineRect(x, y, size.first, size.second, GUIColor());
 	if (Value()) {
-		draw::DrawRect(x + 3, y + 3, size.first - 6, size.second - 6, colors::pink);
+		draw::DrawRect(x + 3, y + 3, size.first - 6, size.second - 6, GUIColor());
 	}
 }
 
diff --git a/src/gui/CDropdown.cpp b/src/gui/CDropdown.cpp
index 75c313be..ca82193b 100644
--- a/src/gui/CDropdown.cpp
+++ b/src/gui/CDropdown.cpp
@@ -44,10 +44,10 @@ void CDropdown::Draw(int x, int y) {
 	auto size = GetSize();
 	auto ssize = draw::GetStringLength(fonts::MENU, ValueName(Value() - Props()->GetInt("offset")));
 	draw::DrawRect(x, y, size.first, size.second, colors::Transparent(colors::black));
-	draw::OutlineRect(x, y, size.first, size.second, colors::pink);
-	draw::String(fonts::MENU, x + (size.first - ssize.first) / 2, y + (size.second - ssize.second) / 2, colors::pink, 1, ValueName(Value() - Props()->GetInt("offset")));
+	draw::OutlineRect(x, y, size.first, size.second, GUIColor());
+	draw::String(fonts::MENU, x + (size.first - ssize.first) / 2, y + (size.second - ssize.second) / 2, GUIColor(), 1, ValueName(Value() - Props()->GetInt("offset")));
 	auto asize = draw::GetStringLength(fonts::MENU, ">");
-	draw::String(fonts::MENU, x + size.first - asize.first - 2, y + (size.second - asize.second) / 2, colors::pink, 1, ">");
+	draw::String(fonts::MENU, x + size.first - asize.first - 2, y + (size.second - asize.second) / 2, GUIColor(), 1, ">");
 }
 
 void CDropdown::OnFocusLose() {
diff --git a/src/gui/CDropdownEntry.cpp b/src/gui/CDropdownEntry.cpp
index 8aff2cc6..ef390d73 100644
--- a/src/gui/CDropdownEntry.cpp
+++ b/src/gui/CDropdownEntry.cpp
@@ -22,7 +22,7 @@ CDropdownEntry::CDropdownEntry(std::string name, CDropdownList* parent, std::str
 void CDropdownEntry::Draw(int x, int y) {
 	auto ssize = draw::GetStringLength(fonts::MENU, GetText());
 	auto size = GetSize();
-	draw::String(fonts::MENU, x + (size.first - ssize.first) / 2, y + (size.second - ssize.second) / 2, colors::pink, 1, GetText());
+	draw::String(fonts::MENU, x + (size.first - ssize.first) / 2, y + (size.second - ssize.second) / 2, GUIColor(), 1, GetText());
 }
 
 CDropdownEntry::~CDropdownEntry() {
diff --git a/src/gui/CDropdownList.cpp b/src/gui/CDropdownList.cpp
index d073ceaf..50bfb28d 100644
--- a/src/gui/CDropdownList.cpp
+++ b/src/gui/CDropdownList.cpp
@@ -41,7 +41,7 @@ void CDropdownList::SetValue(int value) {
 void CDropdownList::Draw(int x, int y) {
 	auto size = GetSize();
 	draw::DrawRect(x, y, size.first, size.second, colors::Transparent(colors::black, 0.85));
-	draw::OutlineRect(x, y, size.first, size.second, colors::pink);
+	draw::OutlineRect(x, y, size.first, size.second, GUIColor());
 	CBaseContainer::Draw(x, y);
 }
 
diff --git a/src/gui/CKeyInput.cpp b/src/gui/CKeyInput.cpp
index 690b6eab..a3a0f391 100644
--- a/src/gui/CKeyInput.cpp
+++ b/src/gui/CKeyInput.cpp
@@ -28,7 +28,7 @@ void CKeyInput::Draw(int x, int y) {
 	int color = colors::white;
 	if (Props()->GetBool("capturing")) {
 		key = "< PRESS >";
-		color = colors::pink;
+		color = GUIColor();
 	} else {
 		if (!Value()) {
 			if (!IsFocused()) {
diff --git a/src/gui/CMenuContainer.cpp b/src/gui/CMenuContainer.cpp
index d35b86ff..562ede3e 100644
--- a/src/gui/CMenuContainer.cpp
+++ b/src/gui/CMenuContainer.cpp
@@ -37,6 +37,6 @@ void CMenuContainer::MoveChildren() {
 void CMenuContainer::Draw(int x, int y) {
 	CBaseContainer::Draw(x, y);
 	for (int i = 0; i < Props()->GetInt("columns"); i++) {
-		draw::DrawLine(x + (350 + 3) * (i + 1), y, 0, GetMaxSize().second, colors::pink);
+		draw::DrawLine(x + (350 + 3) * (i + 1), y, 0, GetMaxSize().second, GUIColor());
 	}
 }
diff --git a/src/gui/CMenuListEntry.cpp b/src/gui/CMenuListEntry.cpp
index 0ed0c1f2..cfbca3ba 100644
--- a/src/gui/CMenuListEntry.cpp
+++ b/src/gui/CMenuListEntry.cpp
@@ -28,14 +28,14 @@ void CMenuListEntry::Draw(int x, int y) {
 	auto texts = draw::GetStringLength(fonts::MENU_BIG, GetText());
 	auto size = GetSize();
 	if (IsSelected()) {
-		draw::DrawLine(x, y, size.first, 0, colors::pink);
-		draw::DrawLine(x, y + size.second, size.first, 0, colors::pink);
-		draw::DrawLine(x, y, 0, size.second, colors::pink);
+		draw::DrawLine(x, y, size.first, 0, GUIColor());
+		draw::DrawLine(x, y + size.second, size.first, 0, GUIColor());
+		draw::DrawLine(x, y, 0, size.second, GUIColor());
 	} else {
-		draw::OutlineRect(x, y, size.first, size.second, colors::pink);
+		draw::OutlineRect(x, y, size.first, size.second, GUIColor());
 	}
 	if (IsHovered()) {
-		draw::DrawRect(x, y, size.first, size.second, colors::Transparent(colors::pink, 0.25));
+		draw::DrawRect(x, y, size.first, size.second, colors::Transparent(GUIColor(), 0.25));
 	}
-	draw::String(fonts::MENU_BIG, x + (size.first - texts.first) / 2, y + (size.second - texts.second) / 2, IsSelected() ? colors::white : colors::pink, 1, GetText());
+	draw::String(fonts::MENU_BIG, x + (size.first - texts.first) / 2, y + (size.second - texts.second) / 2, IsSelected() ? colors::white : GUIColor(), 1, GetText());
 }
diff --git a/src/gui/CSlider.cpp b/src/gui/CSlider.cpp
index 0a964204..9b37011b 100644
--- a/src/gui/CSlider.cpp
+++ b/src/gui/CSlider.cpp
@@ -72,7 +72,7 @@ void CSlider::Update() {
 void CSlider::Draw(int x, int y) {
 	auto size = GetSize();
 	draw::DrawRect(x, y, size.first, size.second, colors::Create(0, 0, 0, 200));
-	draw::DrawRect(x, y, m_nSliderPos, size.second, colors::pink);
+	draw::DrawRect(x, y, m_nSliderPos, size.second, GUIColor());
 	char* s = strfmt("%.2f", Value());
 	std::string str(s);
 	delete [] s;
diff --git a/src/gui/CTextInput.cpp b/src/gui/CTextInput.cpp
index bc7f4b14..5c1cfe73 100644
--- a/src/gui/CTextInput.cpp
+++ b/src/gui/CTextInput.cpp
@@ -39,9 +39,9 @@ void CTextInput::Draw(int x, int y) {
 	auto wsize = draw::GetStringLength(fonts::MENU, "W");
 	auto size = GetSize();
 	int color = colors::Create(0, 0, 0, 80);
-	if (IsFocused()) color = colors::Transparent(colors::pink, 0.25);
+	if (IsFocused()) color = colors::Transparent(GUIColor(), 0.25);
 	draw::DrawRect(x, y, size.first, size.second, color);
-	draw::OutlineRect(x, y, size.first, size.second, colors::pink);
+	draw::OutlineRect(x, y, size.first, size.second, GUIColor());
 	int ml = 0;
 	int md = 0;
 	auto dotssize = draw::GetStringLength(fonts::MENU, "..."); // TODO static?
diff --git a/src/gui/CTooltip.cpp b/src/gui/CTooltip.cpp
index 946447ba..6f8c23f8 100644
--- a/src/gui/CTooltip.cpp
+++ b/src/gui/CTooltip.cpp
@@ -22,6 +22,6 @@ CTooltip::CTooltip(IWidget* parent) : CTextLabel("tooltip", parent) {
 void CTooltip::Draw(int x, int y) {
 	auto size = GetSize();
 	draw::DrawRect(x, y, size.first, size.second, colors::Create(0, 0, 0, 230));
-	draw::OutlineRect(x, y, size.first, size.second, colors::pink);
-	draw::String(fonts::MENU, x + Props()->GetInt("padding_x"), y + Props()->GetInt("padding_y"), colors::pink, 1, GetText());
+	draw::OutlineRect(x, y, size.first, size.second, GUIColor());
+	draw::String(fonts::MENU, x + Props()->GetInt("padding_x"), y + Props()->GetInt("padding_y"), GUIColor(), 1, GetText());
 }
diff --git a/src/gui/GUI.cpp b/src/gui/GUI.cpp
index 21fd3edc..432a6360 100644
--- a/src/gui/GUI.cpp
+++ b/src/gui/GUI.cpp
@@ -40,6 +40,15 @@ CatGUI::~CatGUI() {
 	delete m_pRootWindow;
 }
 
+CatVar gui_color_r(CV_INT, "gui_color_r", "255", "Main GUI color (red)", "Defines red component of main gui color", 0, 255);
+CatVar gui_color_g(CV_INT, "gui_color_g", "105", "Main GUI color (green)", "Defines green component of main gui color", 0, 255);
+CatVar gui_color_b(CV_INT, "gui_color_b", "180", "Main GUI color (blue)", "Defines blue component of main gui color", 0, 255);
+
+static CatVar gui_rainbow(CV_SWITCH, "gui_rainbow", "0", "Rainbow GUI");
+int GUIColor() {
+	return gui_rainbow ? colors::RainbowCurrent() : colors::Create((int)gui_color_r, (int)gui_color_g, (int)gui_color_b, 255);
+}
+
 void CatGUI::Setup() {
 	m_pRootWindow = new RootWindow();
 	m_pRootWindow->Setup();
@@ -111,7 +120,7 @@ void CatGUI::Update() {
 		if (!m_bShowTooltip && m_pTooltip->IsVisible()) m_pTooltip->Hide();
 		root->Draw(0, 0);
 		draw::DrawRect(m_iMouseX - 5, m_iMouseY - 5, 10, 10, colors::Transparent(colors::white));
-		draw::OutlineRect(m_iMouseX - 5, m_iMouseY - 5, 10, 10, gui_nullcore ? menu::ncc::color_fg : colors::pink);
+		draw::OutlineRect(m_iMouseX - 5, m_iMouseY - 5, 10, 10, GUIColor());
 		if (gui_draw_bounds) {
 			root->DrawBounds(0, 0);
 		}
diff --git a/src/gui/GUI.h b/src/gui/GUI.h
index 2f3690c5..ea370407 100644
--- a/src/gui/GUI.h
+++ b/src/gui/GUI.h
@@ -26,6 +26,11 @@ class CatVar;
 class CTooltip;
 class RootWindow;
 
+extern CatVar gui_color_r;
+extern CatVar gui_color_g;
+extern CatVar gui_color_b;
+int GUIColor();
+
 extern CatVar gui_visible;
 extern CatVar gui_draw_bounds;
 extern CatVar gui_nullcore;
diff --git a/src/gui/ncc/Item.cpp b/src/gui/ncc/Item.cpp
index 05245c15..2bbe7080 100644
--- a/src/gui/ncc/Item.cpp
+++ b/src/gui/ncc/Item.cpp
@@ -19,7 +19,7 @@ Item::Item() : CBaseWidget("ncc_menu_item", nullptr) {
 
 void Item::Draw(int x, int y) {
 	const auto& size = GetSize();
-	draw::DrawRect(x, y, size.first, size.second, IsHovered() ? color_bg_hover : color_bg);
+	draw::DrawRect(x, y, size.first, size.second, IsHovered() ? colors::Transparent(GUIColor(), 0.32f) : colors::Transparent(GUIColor(), 0.07f));
 }
 
 }}
diff --git a/src/gui/ncc/List.cpp b/src/gui/ncc/List.cpp
index aa2ea090..6cd8af75 100644
--- a/src/gui/ncc/List.cpp
+++ b/src/gui/ncc/List.cpp
@@ -20,9 +20,9 @@ List::List(std::string title) : open_sublist(nullptr), title(title), items {} {
 
 void List::Draw(int x, int y) {
 	const auto& size = GetSize();
-	draw::OutlineRect(x, y, size.first, size.second, color_fg);
+	draw::OutlineRect(x, y, size.first, size.second, GUIColor());
 	for (int i = 1; i < ChildCount(); i++) {
-		draw::DrawLine(x + 1, y + 15 * i, 220, 0, color_fg);
+		draw::DrawLine(x + 1, y + 15 * i, 220, 0, GUIColor());
 	}
 	CBaseContainer::Draw(x, y);
 }
diff --git a/src/gui/ncc/Menu.hpp b/src/gui/ncc/Menu.hpp
index 90142fb4..5f7054fe 100644
--- a/src/gui/ncc/Menu.hpp
+++ b/src/gui/ncc/Menu.hpp
@@ -17,10 +17,6 @@ namespace menu { namespace ncc {
 extern unsigned long font_title; // Verdana Bold 10px
 extern unsigned long font_item;  // Verdana 	 10px
 
-const int color_fg = 		colors::Create(255, 105, 180, 255);//colors::Create(15, 150, 150, 255);
-const int color_bg = 		colors::Transparent(color_fg, 0.07f);
-const int color_bg_hover =  colors::Transparent(color_fg, 0.32f);
-
 void Init();
 List& MainList();