Hanayo: pink, yellow, green, purple (4)
Rin: red, orange, green, blue, green (5)
Maki: yellow, blue, purple, magenta, red (5)
Koyori: lime, pink, teal, blue, green, lime, gold, yellow, purple, pink (10)
Honoka: pink, red, purple, lime, gold, magenta, purple, yellow, green, red (10)
Umi: gold, green, blue, red, purple, pink, pink (7)
Nico: unknown
Nozomi: blue, yellow, red, lime, green, purple, pink, red, magenta, yellow, green, purple, red, lime, yellow (15)
Eli: blue, orange, yellow, green, pink, purple, yellow, magenta, pink, lime (10)

Did I miss any?