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Colour

Analysis and Comment (6)

Are you feeling warm or cold by the colours? Flickr/Joe

Is red warmer than blue? What colours can tell you

In a typical kitchen or bathroom you often find the hot and cold water taps labelled red and blue. It’s common practice in industrial and interior design in many parts of the world to present information…
Australian flowers and their pollinators have evolved a specific way of communicating – all based upon colour. aussiegall/Flickr

Colourful language – it’s how Aussie birds and flowers ‘speak’

In Australia, honeyeaters are far and away the most abundant and important nectar-feeding birds, so also the most important avian pollinators of flowers. What effect has their visual perception had on…
A soft-toned purple – just in time for Christmas. Stephen Dobson Photography

Meet Radiant Orchid, Pantone’s Colour of the Year

US colour swatch giant Pantone has picked a soft, rosy purple by the name of Radiant Orchid as the colour of 2014, displacing their 2013 choice, Emerald Green. According to Pantone marketing-speak the…
Brain scan technology is finding that some parts of the brain respond more strongly to colour than others. Flickr/dpi

Perceiving colour involves more than meets the eye

For more than 200 years, scientists have known the range of colours we can see means there must be three different types of light-responsive cells in our eyes. These three types of cell, along with the…

Research Briefs (5)

Mimicking butterfly wings

Iridescent surfaces such as opals, beetle exoskeletons and butterfly wings have unique colour properties due to their microscopic…