255,255,255, // 0 = background
255,255,255, // 1 = dots
192,192,192,   // 2 = top of spec
192,192,192,   // 3
192,192,192,   // 4
255,255,255,   // 5
255,255,255,   // 6
255,255,255,   // 7
255,255,255,   // 8
255,255,255,   // 9
255,255,255,   // 10
255,255,255,   // 11
255,255,255,   // 12
255,255,255,   // 13
255,255,255,   // 14
192,192,192,   // 15
192,192,192,   // 16
192,192,192,   // 17 = bottom of spec
192,192,192,   // 18 = osc 1 (centre)
192,192,192,   // 19 = osc 2
192,192,192,   // 20 = osc 3
192,192,192,   // 21 = osc 4
192,192,192,   // 22 = osc 5
192,192,192,   // 23 = analyzer peak dots
