man grabc (Commandes) - identifies an onscreen colour using a crosshair cursor.
NAME
grabc - identifies an onscreen colour using a crosshair cursor.
SYNOPSIS
grabc
DESCRIPTION
grabc is s simple but very useful program to determine the color string in hex (or in RGB components) by clicking on a pixel on the screen. While web browsing, lots of time you find a nice color and wonder what color is that. Well just use grabc!
When this program is run, the mouse pointer is grabbed and changed to a cross hair and when the mouse is clicked, the color of the clicked pixel is written to stdout in hex prefixed with #. It will the R, G, B component also in the stderr.
AUTHOR
grabc was written by Muhammad A Muquit <muquit@muquit.com>
This manual page was written by Sonia Hamilton <sonia@snowfrog.net>, for the Debian project (but may be used by others).