diff --git a/README.md b/README.md
index 96132b7..b4ab263 100644
--- a/README.md
+++ b/README.md
@@ -29,13 +29,15 @@ class MyMapScreen < PM::MapScreen
       latitude: 35.090648651123,
       title: "Rainbow Falls",
       subtitle: "Nantahala National Forest",
-      action: :show_forest
+      action: :show_forest,
+      pin_color: :green
     },{
       longitude: -82.966093558105,
       latitude: 35.092520895652,
       title: "Turtleback Falls",
       subtitle: "Nantahala National Forest",
-      action: :show_forest
+      action: :show_forest,
+      pin_color: MKPinAnnotationColorPurple
     },{
       longitude: -82.95916,
       latitude: 35.07496,
@@ -101,6 +103,7 @@ All possible properties:
     title: "Stairway Falls", # REQUIRED
     subtitle: "Gorges State Park",
     image: "my_custom_image",
+    pin_color: :red, # Defaults to :red. Other options are :green or :purple or any MKPinAnnotationColor
     left_accessory: my_button,
     right_accessory: my_other_button,
     action: :my_action, # Overrides :right_accessory
diff --git a/lib/ProMotion/map/map_screen_annotation.rb b/lib/ProMotion/map/map_screen_annotation.rb
index bed5c68..c1fb031 100644
--- a/lib/ProMotion/map/map_screen_annotation.rb
+++ b/lib/ProMotion/map/map_screen_annotation.rb
@@ -22,7 +22,7 @@ def initialize(params = {})
     def set_defaults
       @params = {
         title: "Title",
-        pin_color: MKPinAnnotationColorRed,
+        pin_color: :red,
         identifier: "Annotation-#{@params[:pin_color]}-#{@params[:image]}",
         show_callout: true,
         animates_drop: false
diff --git a/lib/ProMotion/map/map_screen_module.rb b/lib/ProMotion/map/map_screen_module.rb
index 07dd63b..847c224 100644
--- a/lib/ProMotion/map/map_screen_module.rb
+++ b/lib/ProMotion/map/map_screen_module.rb
@@ -1,6 +1,12 @@
 module ProMotion
   module MapScreenModule
 
+    PIN_COLORS = {
+      red: MKPinAnnotationColorRed,
+      green: MKPinAnnotationColorGreen,
+      purple: MKPinAnnotationColorPurple
+    }
+
     def screen_setup
       self.view = nil
       self.view = MKMapView.alloc.initWithFrame(self.view.bounds)
@@ -139,7 +145,7 @@ def annotation_view(map_view, annotation)
       end
       view.image = params[:image] if view.respond_to?("image=") && params[:image]
       view.animatesDrop = params[:animates_drop] if view.respond_to?("animatesDrop=")
-      view.pinColor = params[:pin_color] if view.respond_to?("pinColor=")
+      view.pinColor = (PIN_COLORS[params[:pin_color]] || params[:pin_color]) if view.respond_to?("pinColor=")
       view.canShowCallout = params[:show_callout] if view.respond_to?("canShowCallout=")
 
       if params[:left_accessory]
diff --git a/spec/map_spec.rb b/spec/map_spec.rb
index 0b8ef96..a6fc299 100644
--- a/spec/map_spec.rb
+++ b/spec/map_spec.rb
@@ -20,6 +20,13 @@
     end
   end
 
+  it "should have a default red colored pin" do
+    @map.annotations.each do |annotation|
+      annotation_view = @map.annotation_view(@map.mapview, annotation)
+      annotation_view.pinColor.should == MKPinAnnotationColorRed
+    end
+  end
+
   it "should add an annotation" do
     ann = {
       longitude: -82.966093558105,
@@ -30,6 +37,28 @@
     @map.annotations.count.should == 6
   end
 
+  it "should add an annotation with a different pin color symbol" do
+    ann = ProMotion::MapScreenAnnotation.new({
+      longitude: -82.966993558105,
+      latitude: 35.092520495652,
+      title: "Green Pin",
+      pin_color: :green
+    })
+    annotation_view = @map.annotation_view(@map.mapview, ann)
+    annotation_view.pinColor.should == MKPinAnnotationColorGreen
+  end
+
+  it "should add an annotation with a different pin color constant" do
+    ann = ProMotion::MapScreenAnnotation.new({
+      longitude: -82.966993558105,
+      latitude: 35.092520495652,
+      title: "Purple Pin",
+      pin_color: MKPinAnnotationColorPurple
+    })
+    annotation_view = @map.annotation_view(@map.mapview, ann)
+    annotation_view.pinColor.should == MKPinAnnotationColorPurple
+  end
+
   it "should add an annotation with a coordinate" do
     ann = {
       coordinate: CLLocationCoordinate2DMake(35.092520895652, -82.966093558105),