Advanced Guide > Scanning > Scanning with Other Application Software > Correcting Images and Adjusting Colors withScanGear (Scanner Driver) > Adjusting Colors Using a Color PatternAdjusting Colors Using a Color PatternYou can preview color changes and reproduce natural colors by using the Color Pattern function inScanGear's Basic Mode tab.Color AdjustmentCorrect colors that have faded with time or due to colorcast. Colorcast is a phenomenon where a specificcolor affects the entire picture due to the weather or ambient strong colors.Click an arrow in Color Adjustment to emphasize the corresponding color.Cyan & red, magenta & green and yellow & blue are complementary color pairs (each pair produces ashade of gray when mixed). You can reproduce the natural colors of the scene by reducing the cast colorand increasing the complementary color.It is recommended that you find a portion in the image where it should be white, and adjust the colors sothat the portion turns white.Page 534 of 853 pagesAdjusting Colors Using a Color Pattern