Evolution of human colour vision that are found between 450 and 625. Individuals with various forms of colour blindness such as deuteranopia and protanopia are missing human middle wavelength sensitive or long wavelength sensitive opsins. Their minimum wavelength differences are <5 but only at around 500. Protanopes, who are missing long wavelength sensitive cones, are unable to distinguish between colours in the green-yellow-red section of the electromagnetic spectrum. They find yellow, red and orange colours to have much lower brightness when compared to a trichromat. The dimming of these colours can result in confusion in many cases, such as when attempting to identify red traffic
This Is Colour of this, the band went on to tour the album and remained a popular live heavy music act all over the UK and began to tour Europe, they shined particularly in Leeds and London. Following the release of No Brainer, This Is Colour released two singles, "Make The Most" (Recorded and produced by Keir Atkinson, Little Massingham, Norfolk, 2010) and "Exhausting The Resource" (Recorded and produced by Keir Atkinson, LP, Bury St Edmunds, Suffolk, 2011), for which This Is Colour created their first music video, directed and edited by their guitarist Tom Cronin, with the help of photographer Jordan Green.