Thanks cyril for the links I will read that.
On Mon, Jan 1, 2018 at 3:52 PM, Cyril Ferlicot <[email protected]> wrote:
>
> On lun. 1 janv. 2018 at 15:32, Stephane Ducasse <[email protected]>
> wrote:
>>
>> Hi
>>
>> Since for some experiences in moose we needed more named colors
>> I started to gather together some old extensions and I cleaned the
>> implementation.
>> Now we have emacs colors and XKCD i.e around 1600 named colors.
>>
>> Gofer new
>> smalltalkhubUser: 'StephaneDucasse' project: 'Colors';
>> package: 'MoreColors'; load.
>> Color initializeNames
>>
>> I would really like to see how we can model the notion of color palettes.
>
>
> Hi,
>
> Material Design have some recommandations that are nice.
>
> They recommande to have two colors for an application:
> - A primary color
> - An accent color
>
> The primary color is the main color of the application and the accent color
> is to make some highlights (links, important buttons...)
>
> For each color they defined scales. Each color have a code (50, 100, 200,
> 300, 400, 500, 600, 700, 800, 900).
>
> The base code is 500. If you need something "less important", with less
> contrast, you takes a lower code. For more contrast, you takes a higher
> code.
>
> See here: https://www.materialui.co/colors
>
> Also they have recommendation for text color.
>
> Dependently of the background color they define if the text should be white
> or black. (This is defined by the luminescence of the color in Pharo). Also,
> they define different text color if you have a primary text or a secondary
> text.
>
> See: https://material.io/guidelines/style/color.html
>
>>
>> Stef
>>
> --
> Cyril Ferlicot
> https://ferlicot.fr
>
> http://www.synectique.eu
> 2 rue Jacques Prévert 01,
> 59650 Villeneuve d'ascq France
