Graphics Programs Reference
In-Depth Information
Review answers
1
.
To reproduce color accurately, first calibrate your monitor, and then use
the Color Settings dialog box to specify which color spaces to use. For ex-
ample, you can specify which RGB color space to use for online images,
and which CMYK color space to use for images that will be printed. You
can then proof the image, check for out-of-gamut colors, adjust colors as
needed, and—for printed images—create color separations.
2
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A gamut is the range of colors that can be reproduced by a color model or
device. For example, the RGB and CMYK color models have different
gamuts, as do any two RGB scanners.
3
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A color profile is a description of a device's color space, such as the
CMYK color space of a particular printer. Applications such as Photoshop
can interpret color profiles in an image to maintain consistent color across
different applications, platforms, and devices.
4
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Color separations are separate plates for each ink used in a document.
Often, you'll print color separations for the cyan, magenta, yellow, and
black (CMYK) inks.
