color.es6.js

class Color {
  constructor (r, g, b) {
    this.r = r
    this.g = g
    this.b = b
  }

  mix (otherColor) {
    let red = Math.floor((this.r + otherColor.r) / 2)
    let green = Math.floor((this.g + otherColor.g) / 2)
    let blue = Math.floor((this.b + otherColor.b) / 2)
    return new Color(red, green, blue)
  }

  toPastel () {
    return this.mix(new Color(255, 255, 255))
  }

  toString () {
    return `rgb(${this.r}, ${this.g}, ${this.b})`
  }

  static random () {
    let red = Math.floor(Math.random() * 255)
    let green = Math.floor(Math.random() * 255)
    let blue = Math.floor(Math.random() * 255)

    return new Color(red, green, blue)
  }
}