Song: "Midnight Blue"
Artist: Melissa Manchester
Peak position on the Cashbox Singles chart: #7
Number of weeks on the Cashbox Singles chart: 24
(19 weeks in the Top 100)
Weekly data:
| Week ending | Rank | Title | Artist | Label |
|---|---|---|---|---|
| April 5, 1975 | 121 | Midnight Blue | Melissa Manchester | Arista 0116 |
| April 12, 1975 | 117 | Midnight Blue | Melissa Manchester | Arista 0116 |
| April 19, 1975 | 111 | Midnight Blue | Melissa Manchester | Arista 0116 |
| April 26, 1975 | 107 | Midnight Blue | Melissa Manchester | Arista 0116 |
| May 3, 1975 | 103 | Midnight Blue | Melissa Manchester | Arista 0116 |
| May 10, 1975 | 93 | Midnight Blue | Melissa Manchester | Arista 0116 |
| May 17, 1975 | 80 | Midnight Blue | Melissa Manchester | Arista 0116 |
| May 24, 1975 | 71 | Midnight Blue | Melissa Manchester | Arista 0116 |
| May 31, 1975 | 62 | Midnight Blue | Melissa Manchester | Arista 0116 |
| June 7, 1975 | 47 | Midnight Blue | Melissa Manchester | Arista 0116 |
| June 14, 1975 | 37 | Midnight Blue | Melissa Manchester | Arista 0116 |
| June 21, 1975 | 27 | Midnight Blue | Melissa Manchester | Arista 0116 |
| June 28, 1975 | 21 | Midnight Blue | Melissa Manchester | Arista 0116 |
| July 5, 1975 | 18 | Midnight Blue | Melissa Manchester | Arista 0116 |
| July 12, 1975 | 14 | Midnight Blue | Melissa Manchester | Arista 0116 |
| July 19, 1975 | 11 | Midnight Blue | Melissa Manchester | Arista 0116 |
| July 26, 1975 | 9 | Midnight Blue | Melissa Manchester | Arista 0116 |
| August 2, 1975 | 8 | Midnight Blue | Melissa Manchester | Arista 0116 |
| August 9, 1975 | 7 | Midnight Blue | Melissa Manchester | Arista 0116 |
| August 16, 1975 | 13 | Midnight Blue | Melissa Manchester | Arista 0116 |
| August 23, 1975 | 24 | Midnight Blue | Melissa Manchester | Arista 0116 |
| August 30, 1975 | 44 | Midnight Blue | Melissa Manchester | Arista 0116 |
| September 6, 1975 | 49 | Midnight Blue | Melissa Manchester | Arista 0116 |
| September 13, 1975 | 59 | Midnight Blue | Melissa Manchester | Arista 0116 |
Rankings greater than 100 are from the Cashbox 'Looking Ahead' charts.