http://colorbrewer2.org/
On Thu, Feb 20, 2014 at 4:42 PM, Jan Henrik Øverland < janhenrik.overl...@gmail.com> wrote: > Others will have to comment on this, but what we should do anyway is to > add more colours to the palette to allow for a combination of the two - > fixed class breaks (predefined legend set) and that nice colour/value > gradation Bob mentioned. > > > On Thu, Feb 20, 2014 at 4:27 PM, Bob Jolliffe <bobjolli...@gmail.com>wrote: > >> Hi >> >> I am no expert here, but I was talking last week with someone who had >> just been on a GIS course. She made the interesting observation that when >> you are displaying numerical data as shaded regions on a map, you should >> not mix primary colours in the same gradated scale because what you end up >> with is sort of rubic cube kaleidoscope of colour rather than a clear >> gradation of values. >> >> If that is good advice then I think our demo site could be improved as >> presently it seems like a good example of bad practice, where we have mixed >> red, green and blue with joyful and cheerful abandon :-) >> >> I had a go to change the Diarrhoea map on the dashboard at >> http://apps.dhis2.org/dev/dhis-web-dashboard-integration/index.action and >> I think it is true that it conveys the data better than the extreme >> multi-coloured ones around it. Even if the distribution of data between >> bands is not so interesting. Anyone agree or disagree? (the data will only >> be there for a short while longer) >> >> If there is a best practice to be had here regarding colour selection I >> guess we should promote it, particularly with default offerings so that >> people have to be quite deliberate in order to go astray. >> >> Bob >> >> _______________________________________________ >> Mailing list: https://launchpad.net/~dhis2-users >> Post to : dhis2-users@lists.launchpad.net >> Unsubscribe : https://launchpad.net/~dhis2-users >> More help : https://help.launchpad.net/ListHelp >> >> > > _______________________________________________ > Mailing list: https://launchpad.net/~dhis2-users > Post to : dhis2-users@lists.launchpad.net > Unsubscribe : https://launchpad.net/~dhis2-users > More help : https://help.launchpad.net/ListHelp > > -- Knut Staring Dept. of Informatics, University of Oslo +4791880522 http://dhis2.org
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