[SJAAboard] Traffic lights on web page
Gary Mitchell
wb6yru at aenet.net
Fri Dec 28 22:54:45 MST 2007
Rob Hawley wrote:
>>>I touched up Mark's icons to use primary colors. The other lights in the
>>>red were not as dimmed as in the yellow and green.
>>
>>Have you considered leaving the rest black?
>
>
> Since Craig is not here I will chime in on what I expect he will say.
>
> If you are proposing to only have a single color then that will not work
> based on human factors. The traffic light analogy works only because even
> color blind people are used to the positional location of the "lights".
>
> If you only have a single "light" then you can not be assured everyone can
> distinguish the color. Thus you need placeholders for the lights that are
> off. Mark's colors are a darker version of the color when lit.
I didn't say switch to a single color, (although there's no reason a big
color ball couldn't serve the same function), I was talking about the
off colors in the three color traffic light. Two could be dark circles,
only one would be vibrant color. As it is now, you've got two muted
colors and one a little less muted.
Gary
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