35:42:50:63 is a condissonant half-diminished seventh chord, featuring notes with simple intervals to the root but more complex intervals to each other. Lowering the 5th by 50/49 makes a far less complex chord, 5:6:7:9.

Chord information
Harmonics 35:42:50:63
Subharmonics 1/(90:75:63:50)
Intervals from root 1/16/510/79/5
Cents from root 316¢617¢1018¢
Step intervals 6/5, 25/21, 63/50
Step cents 316¢, 302¢, 400¢
Color name gu-7 ruyopo-5 or g7(ryp5)
Prime limit 7
Genus 32527 (1575)
Intervallic odd limit 63
Otonal odd limit 63
Utonal odd limit 75
Consistent edos (d ≥ 2) 12edo*, 27edo*, 60edo*, 72edo**

In starling temperament, it is tempered together with 25:30:36:45.


Edo approximations for 35:42:50:63 
intervals: 6/5, 10/7, 9/5 · ≤ 60edo, RMS rel. error ≤ 15%
  Edo Steps Cents (¢) Absolute errors (¢) RMS (¢) RMS (%)
8 0  2  4  7 0.00 300.00 600.00 1050.00 0.00 -15.64 -17.49 +32.40 20.00 13.33
12 0  3  6 10 0.00 300.00 600.00 1000.00 0.00 -15.64 -17.49 -17.60 7.36 7.36
15 0  4  8 13 0.00 320.00 640.00 1040.00 0.00  +4.36 +22.51 +22.40 10.26 12.82
19 0  5 10 16 0.00 315.79 631.58 1010.53 0.00  +0.15 +14.09  -7.07 7.68 12.15
20 0  5 10 17 0.00 300.00 600.00 1020.00 0.00 -15.64 -17.49  +2.40 8.95 14.91
24 0  6 12 20 0.00 300.00 600.00 1000.00 0.00 -15.64 -17.49 -17.60 7.36 14.73
27 0  7 14 23 0.00 311.11 622.22 1022.22 0.00  -4.53  +4.73  +4.63 3.82 8.60
31 0  8 16 26 0.00 309.68 619.35 1006.45 0.00  -5.96  +1.87 -11.14 5.13 13.25
33 0  9 17 28 0.00 327.27 618.18 1018.18 0.00 +11.63  +0.69  +0.59 4.86 13.36
39 0 10 20 33 0.00 307.69 615.38 1015.38 0.00  -7.95  -2.10  -2.21 2.95 9.60
41 0 11 21 35 0.00 321.95 614.63 1024.39 0.00  +6.31  -2.85  +6.79 4.12 14.07
45 0 12 23 38 0.00 320.00 613.33 1013.33 0.00  +4.36  -4.15  -4.26 3.55 13.30
48 0 13 25 41 0.00 325.00 625.00 1025.00 0.00  +9.36  +7.51  +7.40 3.59 14.36
51 0 13 26 43 0.00 305.88 611.76 1011.76 0.00  -9.76  -5.72  -5.83 3.48 14.79
53 0 14 27 45 0.00 316.98 611.32 1018.87 0.00  +1.34  -6.17  +1.27 3.09 13.66
60 0 16 31 51 0.00 320.00 620.00 1020.00 0.00  +4.36  +2.51  +2.40 1.55 7.74