diff --git a/sfw/game_scene.cpp b/sfw/game_scene.cpp
index e0a7b61..a4fa15a 100644
--- a/sfw/game_scene.cpp
+++ b/sfw/game_scene.cpp
@@ -4,10 +4,10 @@
 
 #include "core/memory.h"
 #include "render_core/3rd_glad.h"
+#include "render_core/app_window.h"
 #include "render_core/keyboard.h"
 #include "render_core/mesh_utils.h"
 #include "render_immediate/renderer.h"
-#include "render_core/app_window.h"
 //#include "render_core/font.h"
 
 void GameScene::input_event(const Ref<InputEvent> &event) {
@@ -109,7 +109,7 @@ void GameScene::render() {
 	} else if (render_type == 3) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_capsule(_mesh_utils_test, 0.5, 0.5);
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
@@ -122,7 +122,7 @@ void GameScene::render() {
 	} else if (render_type == 4) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_cube(_mesh_utils_test, Vector3(0.5, 0.5, 0.5));
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
@@ -135,7 +135,7 @@ void GameScene::render() {
 	} else if (render_type == 5) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_cylinder(_mesh_utils_test, 0.2, 0.5, 1);
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
@@ -148,7 +148,7 @@ void GameScene::render() {
 	} else if (render_type == 6) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_plane(_mesh_utils_test);
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
@@ -161,7 +161,7 @@ void GameScene::render() {
 	} else if (render_type == 7) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_prism(_mesh_utils_test);
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
@@ -174,7 +174,7 @@ void GameScene::render() {
 	} else if (render_type == 8) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_quad(_mesh_utils_test);
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
@@ -187,7 +187,7 @@ void GameScene::render() {
 	} else if (render_type == 9) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_quad_with_indices(_mesh_utils_test);
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
@@ -200,7 +200,7 @@ void GameScene::render() {
 	} else if (render_type == 10) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_sphere(_mesh_utils_test, 0.5, 0.5);
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
@@ -213,7 +213,7 @@ void GameScene::render() {
 	} else if (render_type == 11) {
 		_mesh_utils_test->clear();
 		MeshUtils::create_point(_mesh_utils_test);
-		_mesh_utils_test->fill_colors_random();
+		_mesh_utils_test->fill_colors_interpolated(Color(0.2, 0, 0), Color(1, 0, 0));
 		_mesh_utils_test->upload();
 
 		camera->bind();
diff --git a/sfw/render_core/mesh.cpp b/sfw/render_core/mesh.cpp
index f93bd29..6535983 100644
--- a/sfw/render_core/mesh.cpp
+++ b/sfw/render_core/mesh.cpp
@@ -130,6 +130,31 @@ void Mesh::fill_colors_random() {
 	}
 }
 
+void Mesh::fill_colors_interpolated(const Color &p_from, const Color &p_to) {
+	while (colors.size() % 4 != 0) {
+		colors.push_back(0);
+	}
+
+	int needed_color_count = get_vertex_count() * 4;
+
+	if (colors.size() > needed_color_count) {
+		colors.resize(needed_color_count);
+		return;
+	}
+
+	RandomPCG r;
+	r.randomize();
+
+	while (colors.size() < needed_color_count) {
+		Color c = p_from.linear_interpolate(p_to, colors.size() / (real_t)needed_color_count);
+
+		colors.push_back(c.r);
+		colors.push_back(c.g);
+		colors.push_back(c.b);
+		colors.push_back(c.a);
+	}
+}
+
 void Mesh::update_aabb() {
 	aabb = AABB();
 
diff --git a/sfw/render_core/mesh.h b/sfw/render_core/mesh.h
index 826160e..468ca41 100644
--- a/sfw/render_core/mesh.h
+++ b/sfw/render_core/mesh.h
@@ -37,8 +37,10 @@ public:
 	void add_triangle(uint32_t i1, uint32_t i2, uint32_t i3);
 
 	void flip_faces();
+
 	void fill_colors(const Color &p_color);
 	void fill_colors_random();
+	void fill_colors_interpolated(const Color &p_from, const Color &p_to);
 
 	void update_aabb();