Hi all, Thanks for the feedback. I have tested some other shades:
https://docs.google.com/open?id=0B6J5ZA1hu93bMzVMQ1Z1SHFqcmM Any additional comments are very welcome. Rob On 5 January 2013 22:18, Rob Nickerson <rob.j.nicker...@gmail.com> wrote: > Hi All, > > (full text and images at > https://docs.google.com/open?id=0B6J5ZA1hu93bYm9IWXdlVHM1N1U ) > > Recently landuse=farmland (or simply landuse=farm) has been added to > fields near me. This has led to a discussion about how the rendering > 'looks' with some arguing that it doesn't look that good. I believe that > this may be due to the shade of colour used – specifically the farmland > 'brown' is not as luminous as the default 'grey' (actually I think it > 'lightness' rather than 'luminosity' that matters to the human eye but I > got very confused when searching the two). > > Consider the image below, showing current rendering: > > https://docs.google.com/open?id=0B6J5ZA1hu93bZDBTN2dZZkpDenc > > On the left we have farmland tagged. The 'brown' has a Lightness value of > 83 percent (luminance of 85%). Compare this to the default canvas 'grey', > which has 93 percent Lightness (and 93 percent luminance). > > Now consider the following (and please check your screen calibration at > http://www.photofriday.com/calibrate.php ). I have taken the farmland > 'brown' and raised it's Lightness to the same 93 percent as the default > 'grey' (that is, I have left the Hue and Saturation the same): > > https://docs.google.com/open?id=0B6J5ZA1hu93bSzk5NDZVMm5GZkE > > In this final image, I have adjusted the Hue and Saturation to provide > more of a 'green': > > https://docs.google.com/open?id=0B6J5ZA1hu93bZXhzdVJMVU44X2M > > What are your thoughts? Which do you prefer? Have I gone too 'light' with > the change and should some value in-between be used instead? Am I barking > up the wrong tree? > > > Regards, > > Rob > > Note: To focus discussion I want to avoid the argument that some people > see farmland as the default and therefore it does not need to be tagged – > it is a legitimate land-use tag and if people want to tag it then let them. >
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