viewof rgb2 = {
const slider1 = slider({min: 1, max: 255, value: 255, step: 1, title: "red"})
const slider2 = slider({min: 1, max: 255, value: 100, step: 1, title: "green"})
const slider3 = slider({min: 1, max: 255, value: 100, step: 1, title: "blue"})
const form = html`<form>${slider1}${slider2}${slider3}</form>`;
form.oninput = () => form.value = [
slider1[0].valueAsNumber,
slider2[0].valueAsNumber,
slider3[0].valueAsNumber
];
form.oninput();
return form;
}