W3C home > Mailing lists > Public > public-css-archive@w3.org > December 2016

Re: [csswg-drafts] [css-color] add `xyy` and/or `xyz` functions

From: Chris Lilley via GitHub <sysbot+gh@w3.org>
Date: Sun, 25 Dec 2016 21:39:42 +0000
To: public-css-archive@w3.org
Message-ID: <issue_comment.created-269138435-1482701980-sysbot+gh@w3.org>
Thanks for describing your use case. Note the following:

> There are three files available for download. All are of the same 
format: six columns of Munsell hue, Munsell value, Munsell chroma, CIE
 x, y, and Y. The chromaticity coordinates were calculated using 
**illuminant C** and the CIE 1931 2 degree observer.

so these values cannot be used directly as xyY in any case - they 
would need chromatic adaptation to D65 for display, and to D50 for 

GitHub Notification of comment by svgeesus
Please view or discuss this issue at 
using your GitHub account
Received on Sunday, 25 December 2016 21:39:44 UTC

This archive was generated by hypermail 2.4.0 : Tuesday, 5 July 2022 06:41:06 UTC