const ticks_per_second = 47;

const current_color = [10, 100, 45];

const target_color = [255, 255, 0];
const how_long_fade_is = 1500; // ms

var how_many_ticks_it_takes = Math.floor(how_long_fade_is / ticks_per_second); // 32
var percent_amount = 1;

var tick_inc = 0;

while (tick_inc < how_many_ticks_it_takes) {
  let color_out = [];
  for (let j = 0; j < 3; j++) {
    color_out.push((current_color[j] * percent_amount) + (target_color[j] * (1 - percent_amount)));
  }
  
  console.log(`${tick_inc}: ${color_out}`);

  tick_inc++;
  percent_amount -= (1 / how_many_ticks_it_takes);
}