title: Color wheel or color picker in iOS
body: <p>How can I make a color wheel, color picker, or hue selector in iOS for use on the iPad.</p>
  
  <p>Here is an example picture of a color picker similar to what I want.</p>
  
  <p><img src="https://i.stack.imgur.com/1RbxU.png" alt="enter image description here"></p>
  
  <p>@All Thanks in advance.</p>