Update sphere_original.html

public/sphere_original.html

@@ -25,7 +25,7 @@ async function activateXR() {
 
 // The sphere will have a different color on each side.
 const materials = [
-  new THREE.MeshLambertMaterial({color: "#8856a7"}),
+  new THREE.MeshLambertMaterial({color: "#99d8c9"}),
   //new THREE.MeshPhongMaterial({color: 0x0000ff}),
   //new THREE.MeshBasicMaterial({color: 0x00ff00}),
   //new THREE.MeshBasicMaterial({color: 0xff00ff}),