RE: determining darkness/lightness of hex colors

2005-08-18 Thread Matthew Walker
.m. To: CF-Talk Subject: SOT: determining darkness/lightness of hex colors Hey gang, I've done some Googling on this but haven't found anything helpful. I'm looking for a way to determine, for lack of better terms, the darkness/lightness of a particular hex color, so as to determine

Re: determining darkness/lightness of hex colors

2005-08-18 Thread Charles Polisher
Anthony Prato wrote: > do you know the other formula's for working with colors? for whatever > reason I haven't had the best luck in the past with google. Here's a good source for that: http://www.utia.cas.cz/user_data/scientific/ZOI_dept/Suk/colors.html ~

Re: determining darkness/lightness of hex colors

2005-08-18 Thread Anthony Prato
do you know the other formula's for working with colors? for whatever reason I haven't had the best luck in the past with google. On 8/18/05, Charles Polisher <[EMAIL PROTECTED]> wrote: > Here's a formula that gives the approx. brightness > for an RGB value: Y=0.299R+0.587G+0.114B > > > > ~~~

Re: determining darkness/lightness of hex colors

2005-08-18 Thread Charles Polisher
Here's a formula that gives the approx. brightness for an RGB value: Y=0.299R+0.587G+0.114B ~| Logware (www.logware.us): a new and convenient web-based time tracking application. Start tracking and documenting hours spent on a

RE: determining darkness/lightness of hex colors

2005-08-17 Thread Ron Eis
. http://www.colormixers.com/mixers/ -Original Message- From: Scott Weikert [mailto:[EMAIL PROTECTED] Sent: Tuesday, August 16, 2005 5:06 PM To: CF-Talk Subject: SOT: determining darkness/lightness of hex colors Hey gang, I've done some Googling on this but haven't found anything helpf

RE: determining darkness/lightness of hex colors

2005-08-16 Thread Jim Davis
> -Original Message- > From: Scott Weikert [mailto:[EMAIL PROTECTED] > Sent: Tuesday, August 16, 2005 6:06 PM > To: CF-Talk > Subject: SOT: determining darkness/lightness of hex colors > > Hey gang, > > I've done some Googling on this but haven't fou

Re: SOT: determining darkness/lightness of hex colors

2005-08-16 Thread Scott Weikert
Barney Boisvert wrote: >Look for an RGB to HSL or HSB converter. The L and B stand for >lightness and brightness respectively. They're not quite the same, >but both indicate the value you're looking for. Just split your hex >into three letter pairs, convert each to binary to get RGB, and run >t

Re: SOT: determining darkness/lightness of hex colors

2005-08-16 Thread Barney Boisvert
Look for an RGB to HSL or HSB converter. The L and B stand for lightness and brightness respectively. They're not quite the same, but both indicate the value you're looking for. Just split your hex into three letter pairs, convert each to binary to get RGB, and run through the converter to get H

SOT: determining darkness/lightness of hex colors

2005-08-16 Thread Scott Weikert
Hey gang, I've done some Googling on this but haven't found anything helpful. I'm looking for a way to determine, for lack of better terms, the darkness/lightness of a particular hex color, so as to determine whether to use light or dark text above it so that the text doesn't get lost in the c