diff --git a/src/RayTracer.cc b/src/RayTracer.cc
index e9c93a1..7994cf6 100644
--- a/src/RayTracer.cc
+++ b/src/RayTracer.cc
@@ -40,6 +40,13 @@ void RayTracer::render(Scene *scene) {
   Vector3f pxUpperLeft = vpUpperLeft + (du + dv) / 2.0;
 
   Buffer buffer(width * height * 3);
+  Vector3f bgc = scene->getBackgroundColor();
+  for (int i = 0; i < width * height; ++i) {
+    buffer[i * 3] = bgc.x();
+    buffer[i * 3 + 1] = bgc.y();
+    buffer[i * 3 + 2] = bgc.z();
+  }
+
   for (int y = 0; y < height; ++y)
     for (int x = 0; x < width; ++x) {
       Ray ray = getRay(x, y, cameraPos, pxUpperLeft, du, dv);
diff --git a/src/Scene.cc b/src/Scene.cc
index 8533ff3..9c48128 100644
--- a/src/Scene.cc
+++ b/src/Scene.cc
@@ -14,6 +14,8 @@ Vector3f Scene::getUpVector() const { return up; }
 
 Vector3f Scene::getLookAt() const { return lookAt; }
 
+Vector3f Scene::getBackgroundColor() const { return backgroundColor; }
+
 void Scene::setRaysPerPixel(const Eigen::VectorXi &raysPerPixel) {
   this->raysPerPixel = raysPerPixel;
 }
diff --git a/src/Scene.h b/src/Scene.h
index 24a697e..8ac10e0 100644
--- a/src/Scene.h
+++ b/src/Scene.h
@@ -39,6 +39,7 @@ public:
   Vector3f getCenter() const;
   Vector3f getUpVector() const;
   Vector3f getLookAt() const;
+  Vector3f getBackgroundColor() const;
   void setRaysPerPixel(const Eigen::VectorXi &);
   void setAntialiasing(bool);
   void setTwoSideRender(bool);