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why I don’t like the colour wheel

There are many reasons why I don’t like colour wheels of the type shown below: The first reason is because it perpetuates the myth that the subtractive primaries are red, yellow and blue whereas the...

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Nadal hits out at never-before-seen colour

I was quite excited to come across this news story today. I do sometimes get asked by people about colours that nobody has ever seen before. So the notion that Nadal had seen one was quite interesting....

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Whitehall colour branding

The UK government is set to rebrand its departments with bold new colour schemes. The new colours include lots of blues and greens; for example, navy blue for the Foreign Office, bright blue for the...

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homemade colour measurement

Interesting article about a guy who built his own colour-measurement device at home from simple components.

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jaws

“Wearing a light blue wetsuit that matches the colour of the sea will make you less likely to become the victim of a shark attack, according to researchers. Sharks are completely colour blind and only...

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We all live in a turquoise submarine

Apparently this week the Iranian navy revealed their latest submarine, resplendent in bright turquoise paint. Why would the navy use this colour since I would think it could make it easy to spot? Could...

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Where is colour mixing?

Imagine that we have three projection lamps at the back of a hall – one has a red filter and so produces a beam of red light, and the other two use filters to produce green and blue beams. We project...

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good reasons to use colour

I just came across this nice article – http://understandinggraphics.com/design/10-reasons-to-use-color/ – entitled 10 reasons to use color. The article lists 10 good reasons to use colour in design....

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eyes change colour?

I didn’t realise how sophisticated reindeers are. It turns out they have two layers of fur to help them keep warm, are able to shrink the pads on their hooves to give then better grip, and can detect...

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new British flag

Some of you may recall that last year – a big year for the UK with the Olympics in London and Queen’s jubilee – there was a lot of waving of British flags. I posted about how the flag was derived...

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colour and language

One of the things that #TheDress controversy has highlighted is that colour is not as fixed as the majority of people believe. We tend to think that objects have a single colour and that we all see...

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What colour is the sky on mars?

The cameras never lies. Or does it? Recently I had to take a photo for a medical case and before submitting it I had to sign to say that the photo had not been modified. I did this – but it was...

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I like pink

Pink is one of my favourite colours. Generally, however, if you ask people what their favourite colour is, the most frequent response is blue irrespective of gender, age or culture. Adults, that is....

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colour helps you sleep

Light in our natural environment tends to be bluer first thing in the morning and redder at dusk. Researchers from the University of Manchester looked at the change in light around dawn and dusk to...

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what colour is your passport?

Whenever I am travelling to a conference and standing in a line at an airport it seems to me that everyone has either a burgundy passport like me or a red one if the are from USA. It turns out that...

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Why yellow and blue don’t make green

[and why we should stop teaching it in schools] You will find images like the one above, that show that red, yellow and blue are the primaries and that yellow and blue make green. Sometimes this is...

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new British flag

Some of you may recall that last year – a big year for the UK with the Olympics in London and Queen’s jubilee – there was a lot of waving of British flags. I posted about how the flag was derived...

View Article


colour and language

One of the things that #TheDress controversy has highlighted is that colour is not as fixed as the majority of people believe. We tend to think that objects have a single colour and that we all see...

View Article

What colour is the sky on mars?

The cameras never lies. Or does it? Recently I had to take a photo for a medical case and before submitting it I had to sign to say that the photo had not been modified. I did this – but it was...

View Article

I like pink

Pink is one of my favourite colours. Generally, however, if you ask people what their favourite colour is, the most frequent response is blue irrespective of gender, age or culture. Adults, that is....

View Article
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