A series of functions to auto-generate some interesting paletes for use with http://make8bitart.com/.

random-jenn-palette.js

function componentToHex(c) {
    var hex = c.toString(16);
    return hex.length == 1 ? "0" + hex : hex;
}

function rgbToHex(color) {
    return componentToHex(color.red) + componentToHex(color.green) + componentToHex(color.blue);
}


function getRandomInt(min, max) {
  return Math.floor(Math.random() * (max - min)) + min;
}

function generateRandomColor(mix) {
    var m = mix || {}, 
        color = {
            red: getRandomInt(0,256),
            green: getRandomInt(0,256),
            blue: getRandomInt(0,256)
        };

    // mix the color
    color.red = !m.red ? color.red : Math.floor((color.red + (m.red)) / 2);
    color.green = !m.green ? color.green : Math.floor((color.green + (m.green)) / 2);
    color.blue = !m.blue ? color.blue : Math.floor((color.blue + (m.blue)) / 2);
    

    return color;
}

function generateRandomPalette(size, base) {
   var buff = [], s = size || 24, b = base || generateRandomColor();
   
   for (var i=0; i < s; i++) {
       b = generateRandomColor(b);
       buff.push("rando " + i + "," + rgbToHex(b));
   }
  return buff.join("\n");
}