Monthly Archives: February 2014

Subtractive colours

Subtractive colours start with light, presumably white light. Coloured inks, paints absorb some wavelengths of light and reflecting or transmitting others. The three primary subtractive colours are yellow, magenta and cyan. The yellow pigment absorbs blue light allowing red and … Continue reading

Posted in Colour Management & Workflow | Leave a comment

Additive colours

Additive colour system starts with darkness. Light source from various wavelength is added in various proportion to produce a range of colours. Additive colour theory describes how we perceive color and how they are created. It is essentially colour created … Continue reading

Posted in Colour Management & Workflow | Leave a comment

Jonannes Itten – colour contrast

Johannes Itten was a Swiss painter, designer and teacher born in 1888 – 1967. Itten was one of the first people to identify strategies for successful colour combinations resulting in striking colours and contrast. His teaching explained seven methods for … Continue reading

Posted in Colour Management & Workflow | Leave a comment

Munsell – Hue Chroma and Value

Professor Albert H Munsell created the Munsell colour system. It is a colour space that separates colour dimension into 3 areas; hue, value and chroma.   Hue measured by degrees around the horizontal circle. Each horizontal circle is divided into … Continue reading

Posted in Colour Management & Workflow | Leave a comment

Goethe – the psychology of colour

Colour is an essential part of how we experience the world both emotionally and culturally. In 1810 Johann Wolfgang von Goethe; a German writer, artist and politician published a book titled Theory of Colours.  He focused on the psychological aspect of … Continue reading

Posted in Colour Management & Workflow | Leave a comment

Isaac Newton – Prism Theory

Isaac Newton is an English physicist and mathematician; his work was influential in many key areas, which include the law of motion, the law of gravity and his contribution to optic. In 1672 he published the theory on spectrum of … Continue reading

Posted in Colour Management & Workflow | Leave a comment

Aristotle – Theory for Rainbow Formation

A rainbow is an optical phenomenon; it is visible whenever there are droplets of water in the air and sunlight shining from behind. In about 300 BC a Greek philosopher Aristotle devoted much time understanding the theory of rainbow formation. … Continue reading

Posted in Colour Management & Workflow | Leave a comment