def draw_line(pixels)
      pix_line = ""
      pixels.each do |pixel|
        pix_line = pix_line + "  ".colorize(:background => find_color(pixel))
      end
      puts pix_line
    end
def draw_line(pixels)
      pix_line = ""
      pixels.each do |pixel|
        pix_line = pix_line + "  ".colorize(:background => find_color(pixel))
      end
      puts pix_line
    end
Takes in a string of colors and puts them out as background colored spaces
 For example, "rGK" creates a light_red square, a green square, and a black square