Colors
The colors come from in-game data. Also for reference: Image from official Twitter.
#F252B0
Nagase Mana
#5C88DA
Nagase Kotono
#F69941
Kawasaki Sakura
#ACE3EF
Ichinose Rei
#F56D9E
Ibuki Nagisa
#C1A7E2
Saeki Haruko
#6ACEB9
Shirashi Saki
#E7BBD2
Shirashi Chisa
#F2EE56
Narumiya Suzu
#E03E52
Hayasaka Mei
#99C99B
Hyodo Shizuku
#FCFAF1
Tendo Rui
#AECE6E
Suzumura Yu
#FFE495
Okuyama Sumire
#AE5287
Kanzaki Rio
#6F77CC
Igawa Aoi
#7ECCEE
Komiyama Ai
#FC9BB3
Akazaki Kokoro
#474744
fran
#474744
kana
#474744
miho
#55B4B0
Hatsune Miku
#73bac8
Snow Miku
#FD9550
Chiha Takami
#FD9FAD
Riko Sakurauchi
#60BBFC
You Watanabe