色んな is read as いろんな (ironna) and means various.
いろんな
ironna
いろ
look (on one's face)
いろいろ
various colors (colours)
いろけ
feminine presence
しきし
square fancy cardboard, used for autographs, poetry, etc.
いろわけ
classification
いろっぽい
amorous
いろいろあって
what with this and that
しきさい
colour
いろあい
flavour
しきそ
pigment
しきちょう
color tone
いろなおし
changing one's clothing (of a bride or groom during a wedding reception)