On Jan 25, 2012, at 5:21 PM, Tab Atkins Jr. wrote: > On Wed, Jan 25, 2012 at 8:11 AM, Chris Lilley <chris@w3.org> wrote: >> On Tuesday, January 24, 2012, 9:03:21 PM, Daniel wrote: >> >> DG> 5. Color tweaking in CSS >> DG> ------------------------ >> >> DG> Color tweaking (darkening for instance) is a request we get all >> DG> the time from the author's community. I think we should (a) have >> DG> a complete and detailed message explaining why we can't have it >> DG> in CSS (b) or really start thinking about it. I also think our >> DG> current position about it (does not exist in CSS) is indefendable >> DG> in the long run. >> >> DG> http://lists.w3.org/Archives/Public/www-style/2012Jan/0942.html >> >> Isn't this something that CSS Filters already does? >> >> You can lighten, darken, hue rotate, desaturate already using the filter syntax. > > That lets you lighten/darken/etc an entire particular element. It > doesn't help the use-case of tweaking a color that is then used > throughout the document (like a variable), or of tweaking the color > used in a single property in an element. I also think if we had lighten() and darken(), we could use them to define exactly how groove, ridge, inset and outset borders should be rendered. The spec currently talks vaguely about "slightly lighter and darker", and we have not had cross-browser compatibility for these types of borders. SimonReceived on Tuesday, 7 February 2012 15:44:42 UTC
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