From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Yuri Khan Newsgroups: gmane.emacs.devel Subject: Re: Emacs Survey: Toolbars Date: Sat, 26 Dec 2020 03:32:55 +0700 Message-ID: References: <87o8iv3ac3.fsf@gnus.org> <877dpjp30g.fsf@ucl.ac.uk> <87zh2fnmwq.fsf@gnus.org> <87o8ivumn5.fsf@telefonica.net> <87v9d3nkxk.fsf@gnus.org> <87a6u4imxq.fsf@logand.com> <87v9cq43ns.fsf@logand.com> <87h7o9yd3m.fsf@logand.com> <87blehyc1c.fsf@logand.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="1355"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Stefan Monnier , Emacs developers To: Tomas Hlavaty Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Dec 25 21:34:33 2020 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kstnE-0000ET-UO for ged-emacs-devel@m.gmane-mx.org; Fri, 25 Dec 2020 21:34:32 +0100 Original-Received: from localhost ([::1]:32960 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kstnD-0000gQ-T6 for ged-emacs-devel@m.gmane-mx.org; Fri, 25 Dec 2020 15:34:31 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:40330) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kstlx-0007sx-CV for emacs-devel@gnu.org; Fri, 25 Dec 2020 15:33:13 -0500 Original-Received: from mail-vs1-xe36.google.com ([2607:f8b0:4864:20::e36]:40517) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kstls-0000rq-6j for emacs-devel@gnu.org; Fri, 25 Dec 2020 15:33:11 -0500 Original-Received: by mail-vs1-xe36.google.com with SMTP id x4so2802190vsp.7 for ; Fri, 25 Dec 2020 12:33:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=esE4ly6GfwbgEDdLACk90f1ydfkTadJKclXIK80lk4c=; b=d0OFQkynYtwjeF450gxyWSlc9LnleLN5OiF3+SXDwaGWBdeSs/FMAVKttDaQHG2ysH 0+l21V7bgF9U0TyItnDeBtqHzs0pt/jMPnNQI5cdVltnJ5AhHsIOy/5PP2uWpvSIICQc eSqiH6I8vezpW8Ql0M2vmEZzH5JmVxNxm+hR1s1axHyE0rpZ8gJTqXzJJ30eBhRzkWr0 DjgMRFg9fKbaOuvc0jGL4w4vOtuHwDlp6SFwYGvtAfWy8uiZuP8+oZ5BcknDzLyVXNGP SW94fWuvRL2O9kgU37Hqv4rNT7dwapNWvrSnqqGOPehggUMB/OxK70iPbx6pTj+/t+8+ 4NkQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=esE4ly6GfwbgEDdLACk90f1ydfkTadJKclXIK80lk4c=; b=Vqnk6zD5yfirMkZJbcaqnC38zuRELkq0AD++8wyxNtF8Ujp3D3RnCpp2bybOSJSixV E0MJoOy+3kkH2jyiitGD5fCh0jKcBwjM0j6QuSgFQm0WSvVv/QncKZ9JvVJeCEbI6i0+ ir9pEsjjExljg25gffAHrDwXLEDVOnMdkOIeQIa07S8vMayKNS8ZP8dr5U5UlzAwDPQ+ hDRbT3GoRoaDIT5IX+XiKFEPq7eqX4J96LpNtZk7nhNnp4Xh6U70zT7dP0Xe7mjysERn sZfrMEvALdvYufglO2u6UFAkkr0AtWpBKDmGv0CuRYtxm4AFYZRkKj79tmTw4dV3ocvx a7dg== X-Gm-Message-State: AOAM532PUeTH+DUSvKre4vkuxA6yhHou1lU0nguUQR2Jlo97evq04hac h9JBaFlHWtF/pkSs02MmL75ycCTcUS4AGufe4E5l80k8O+dYWQ== X-Google-Smtp-Source: ABdhPJxRv23iGy4FeztgO+32vo/xzw3Pcb+OONNlal8NCgpAc34b6uwIH4+kxLo5ypIjPhZUrGcqHKP2VZHtxeckSWM= X-Received: by 2002:a67:2e16:: with SMTP id u22mr24298228vsu.12.1608928387185; Fri, 25 Dec 2020 12:33:07 -0800 (PST) In-Reply-To: <87blehyc1c.fsf@logand.com> Received-SPF: pass client-ip=2607:f8b0:4864:20::e36; envelope-from=yurivkhan@gmail.com; helo=mail-vs1-xe36.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:261771 Archived-At: On Sat, 26 Dec 2020 at 01:29, Tomas Hlavaty wrote: > >> Convert the color's YUV and invert the Y. > > > > Possibly better: keep the hue and saturation and recalculate luminance > > to preserve the relative contrast to background color. > > Is there a name for that or more detailed description I could follow? Same old: https://www.w3.org/TR/2008/REC-WCAG20-20081211/#contrast-ratiodef