Kens Photoshop Blog

Many images on the net, especially photos will not display as intended using the photos color profile (If any) in non-color managed browsers. Firefox 3 has support for color management, but it’s turned off by default and the only way to turn it on is to use about:config

If you do not white balance the photos you take, there’s a very good chance that your photos will have an unnatural color cast. Most cameras has auto white balance but rarely will it get it right and the worst part is that if you shoot with auto white balance every photo you take will [...]

Ever had annoying colored edges that you wanted to get rid of? For example after doing channel masking there’s often a colored edge around transparent items like hair where the background lighting shines through. Another common annoyance is cromatic abberation where you have blue/yellow/magenta edges caused by the rgb channels not lining up correctly.

In RGB, which is the color space that your monitor is also running in, the lightest any color channel can be is 255, when all 3 channels R G and B is at 255 we get white, and that’s as far as you can go. In LAB however we have luminance (The L channel) split [...]

Ever had photos (useually shot against bright background light, cromed surfaces is always realy bad) show ugly purple, blue or yellow edges? That’s called chromatic aberration and is a problem with cheaper lenses, but even expensive L type lenses can bite you with chromatic aberration if you are unlucky. You can deal with chromatic aberration [...]

(Yes I know the images are messed up, damn wordpress won’t leave my html layout alone grrr.) For those times when you have shot photos without your Macbeth color chart or a gray card and have a color cast because your camera got confused and screwed up the white balance, this technique comes in very [...]