[MPEG-OTSPEC] Fw: Palette table (Re: COLRv1 to gray/alpha question (& color-blindness question)

[Hin-Tak Leung]

 This is probably a matter for spec discussion?
   ----- Forwarded message ----- From: Hin-Tak Leung <htl10 at users.sourceforge.net>...Cc: "freetype-devel at nongnu.org" <freetype-devel at nongnu.org>Sent: Thursday, 20 July 2023 at 17:07:09 BSTSubject: Palette table (Re: COLRv1 to gray/alpha question (& color-blindness question)
  

    On Wednesday, 19 July 2023 at 05:55:20 BST, Werner LEMBERG <wl at gnu.org> wrote:  
> Different colour schemes are supported; the question is about
> defaults.  For example, let's assume that a font contains color
> schemes A and B, the latter suitable for (most) color-blind people.
> Let's further assume that scheme A doesn't render well on a grayscale
> device because of identical grayscale values.  Does COLRv1 contain any
> information to quickly decide which color scheme should be used for
> grayscale rendering?

I think the palette table already have classifications by dark vs light backgrounds. It might be useful for other attributes like "high-contrast / suitable for visually impaired" and "color-blind-friendly"?    
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