From: Austin Ziegler <halostatue@...>
Date: 2007-12-01T09:18:55+09:00
Subject: Re: Convert HEX to RGB

On 11/30/07, Jeremy Hinegardner <jeremy@hinegardner.org> wrote:
> On Fri, Nov 30, 2007 at 07:59:15PM +0900, Eust?quio 'TaQ' Rangel wrote:
> > -----BEGIN PGP SIGNED MESSAGE-----
> > Hash: SHA1
> >
> > > Ummm... This is a really clever solution, except if you have a hex value
> > > that you need to convert into an rgb array, it is probably a string, not
> > > an integer literal. Is there an easy way to convert a hex string
> > > directly into an integer literal?
> >
> > Gimme a good and old blue RGB:
> >
> > >> "101aff".scan(/../).map {|color| color.to_i(16)}
> > => [16, 26, 255]
>
> Or use color (http://rubyforge.org/projects/color/)
>
> require 'rubygems'
> require 'color'
>
> c = Color::RGB.from_html("101aff")
> c.css_rgb                   # => rgb(6.27%, 10.20%, 100.00%)
> [c.red, c.green, c.blue]    # => [16.0, 26.0, 255.0]

Why thank you, Jeremy. ;)

What's beautiful about the Color rubygem is that it's a lot more than
just RGB, too. Much much more.

-austin, thinking he should try to conscript Jeremy into helping out
with Color again...
-- 
Austin Ziegler * halostatue@gmail.com * http://www.halostatue.ca/
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               * austin@zieglers.ca