October '20

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G R A P H I C S - P R O. C O M 2 0 2 0 O C T O B E R G R A P H I C S P R O 8 7 ful for adding highlights to an image. If the blend color is darker than 50% gray, the image is darkened, as if it were mul- tiplied. This is useful for adding shadows to an image. Painting with pure black or white results in pure black or white. Difference—Looks at the color information in each channel and subtracts either the blend color from the base color or the base color from the blend color, depending on which has the greater brightness value. Blending with white inverts the base color values; blending with black produces no change. BLEND LISTS Rather than consume the limited space of this article with de- scriptions of each blend mode, I'll include two websites, one for Adobe and one for Corel, that provide accurate descriptions of each blend mode. Adobe: Corel: Figures 8A, 8B. A lackluster image can be enhanced by adding a blended Hue/Saturation layer. For even more punch, a Gradient Fill layer with a blend mode can be added to modulate the color. Figures 7A, 7B. Blending layers with identical content can produce much richer colors and superior contrast.

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