Choosing a Colour Palette
Picking colours can be difficult but here is a quick trick. Select an image or painting that you like and in Photoshop or Illustrator use the eye dropper tool to sample colours from the image.
This is The Boy in the Red Vest by Cezanne, 1894.
Cafe Concert Singer by Degas.
The Absinthe Drinker, also by Degas.