From email@example.com@21:1/5 to All on Mon Jun 11 09:01:11 2018
El lunes, 16 de septiembre de 2002, 13:45:28 (UTC-4), chris jones escribió:
Hi, if i have an RGB color how do i make it lighter and darker? I need to emboss things like borders and button edges on to a textured background.
Also it needs to be fairly fast so a reasonable aproximation would be ok. I did think i could just add a fixed amount to each channel but im not sure if that would look right.