Some apps / software that you could use to create your image:
'Colour is a power which directly influences the soul. Colour is the keyboard, the eyes are the hammer, the soul is the strings.The artist is the hand that plays, touching one key or another, to cause vibrations in the soul.'
Wassily Kandinsky
Artwork by Kandinsky:
'Cossacks'
Composition VII
Examples of artwork created based on the work of Kandinsky: