Usability / colours

Wim De Smet wdesmet at
Wed Jul 25 18:36:47 UTC 2001

Josef Dalcolmo said:
> I said:
> >> all had black background on the screens, but I do find them more
> >> tiring on the
> >> eyes. Unfortunately, the default colour choices of some applications
> >> in a
> >> terminal with non-black background setting seem not very good.
> >> Fortunately
> >> this all seems to apply mostly to older (but still useful) apps.
> wdesmet at said:
> > - Josef Isn't this a glare problem? Glare on a black screen is more
> > impeding than on a coloured desktop. Actually I find black-white
> > contrast pretty good on the eyes. But maybe that's just me, or my
> > screen.
> I don't think this is just glare, since I notice the difference
> in a dark room, e.g. without any light source for glare. It is much harder
> focus your eyes on the letters alone, when the background is black. I
> know why, but on a late night session switching the background of the
> terminals to grey certainly relieves my eyes. I find this both on a CRT as
> well as on an TFT screen.
Oh, I was working on the assumption that you were using a fixed monitor. I
guess problems arise on a (laptop?) TFT or CRT screen. I think in that case
white on lightblue backgrounds would provide better contrast. Hurts the eyes
on my monitor, though ;)
> Although in the above case it may be too much contrast, my main point was
> minimal contrast. Under normal lighting conditions a dark blue writing on
> black background is indeed hard to read. And that is what Lynx is using by
> default. (Of course, putting "show_color=never" into ~/.lynxrc works just
> fine, apart from "color" being American spelling).
> - Josef

wdesmet at

More information about the Discussion mailing list