Creating completely random colors.
var r = new Rune({
container: "#canvas",
width: 600,
height: 400,
debug: true
});
function randomColor() {
return new Rune.Color('hsv', Rune.random(0, 360), Rune.random(20, 100), Rune.random(20, 100));
}
// Draw the color scheme
var square1 = r.rect(0, 0, 200, r.height).fill(randomColor()).stroke(false);
var square2 = square1.copy().move(200, 0).fill(randomColor());
var square3 = square1.copy().move(400, 0).fill(randomColor());
r.draw();