90,170,227, // 0 = background
90,170,227, // 1 = dots
112,212,255,   // 2 = top of spec
90,170,227,   // 3
150,232,255,   // 4
90,170,227,   // 5
210,245,255,   // 6
90,170,227,   // 7
233,249,255,   // 8
90,170,227,   // 9
210,245,255,   // 10
90,170,227,   // 11
150,232,255,   // 12
90,170,227,   // 13
112,212,255,   // 14
90,170,227,   // 15
104,195,255,   // 16
100,187,248,   // 17 = bottom of spec
233,249,255,   // 18 = osc 1 (centre)
210,245,255,   // 19 = osc 2
150,232,255,   // 20 = osc 3
112,212,255,   // 21 = osc 4
104,195,255,   // 22 = osc 5
90,170,227,   // 23 = analyzer peak dots
