ThreeJsExamples/transparentBG.html at master · OhScee/ThreeJsExamples · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Transparency Tes</title>
	<style type="text/css">
		html{
			background-color: #87C1DE;
		}
	</style>
</head>
<body>
	<script src="js/three.min.js"></script>
	<script>
		var scene, camera, renderer, sphere;

		init();
		animate();

		function init(){
			scene = new THREE.Scene();

			camera = new THREE.PerspectiveCamera(60, window.innerWidth/window.innerHeight, 1, 1000);
			camera.position.z = 20;

			//creating sphere
			sphere = new THREE.Mesh(new THREE.SphereGeometry(5,5,5), new THREE.MeshLambertMaterial({color: 0xDEF1FA}));
			scene.add(sphere);

			var light = new THREE.DirectionalLight(0x00DB12);
			scene.add(light);
			//ambient lighting is the same as the color of the document's background-color
			//because the shadows look very dark and out of place otherwise
			//play around with the color values though
			//see what happens!
			//	http://www.colorpicker.com/			<-- great place to get hex code
			light = new THREE.AmbientLight(0x87C1DE);
			scene.add(light);

			//set alpha to true in order to make the background for the scene transparent
			//as opposed to the default black
			renderer = new THREE.WebGLRenderer({antialias: true, alpha: true});
			renderer.setSize(window.innerWidth, window.innerHeight);
			document.body.appendChild(renderer.domElement);
		}

		function render(){
			renderer.render(scene, camera);
		}

		function animate(){
			requestAnimationFrame(animate);

			sphere.rotation.x += .03;
			sphere.rotation.y += .01;
			render();
		}
	</script>
</body>