Books

• Two Authors, Johann Wolfgang van Goethe & Charles Lock Eastlake (2015) Theory of Colors

• One Author, Hilde Franq (2017) Kleur verkoopt (dutch)

• One Author, Morton Walker D.P.M. (1990) The Power of Color
  

• One Author, Faber Birren (2013) Color Psychology and Color Therapy
  

• One Author, Johannes Itten (2002) Art and Color
  

Website

• Pimpernel Brouwer, Kleur en veiligheid (2008)  http://www.ontdekjekleuren.nl/userfiles/files/kleurveilig.pdf (dutch)

• Brieneke van den Einden, De psychologie van kleur (2015)  https://www.zoso.nl/blog/de-psychologie-van-kleur (dutch)

• Seth James Haringa, Het psychologisch effect van kleuren  http://www.stidolph.nl/het-psychologisch-effect-van-kleuren/ (dutch)

• Angelina Wright, Psychological properties of colours http://www.colour-affects.co.uk/psychological-properties-of-colours

Psychologenie staff, The power of colors https://psychologenie.com/the-power-of-colors-their-meanings

Pioneers of color psychology

• Johann Wolfgang von Goethe, Scientist

• Carl Gustav Jung, Psychiatrist & Psychologist

• Johannes Itten, Artist, Designer & Teacher