OKI C6150dn User Manual

C6150 User’s Guide
181
Factors that Affect Color Printing
There are many factors that affect color printing. 
Some of the most important factors are:
•the differences between the range of colors a monitor 
can reproduce versus the range of colors that a printer 
can reproduce. See page 181.
•monitor settings. See page 182.
•color settings in your software application. See page 182.
•how your software application displays color. See 
page 183.
•color settings in your printer driver. See page 183.
•viewing...

C6150 User’s Guide
182
These differences between monitor colors and printer colors 
are the main reasons why printed colors do not always match 
the colors displayed on screen. 
Monitor Settings
The brightness and contrast controls on your monitor can 
change how your document looks on-screen. 
Your monitor color temperature also influences how warm or 
cool the colors look. 
  
There are several settings found on a typical monitor:
5000k * or D50    
Warmest; yellowish lighting.
Typically used in...

C6150 User’s Guide
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Please refer to the documentation for your software application 
for details on how that particular program’s color management 
functions.
How the application displays color
Some graphics applications such as CorelDRAW®, Adobe® 
Photoshop®, or Macromedia Freehand® may display color 
differently from office applications such as Microsoft® Word. 
For more information, please see your application’s online help 
or user manual. 
Printer Driver Settings
The color settings in your...

C6150 User’s Guide
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Paper Type 
The type of paper used can also significantly affect the 
printed color. 
For example, a printout on recycled paper can look duller 
than one on specially formulated glossy paper.   Choosing 
a Color Matching Method  
General Information
  
There is no one way to achieve a good match between the 
document displayed on your monitor, and its printed 
equivalent. 
There are many factors involved in achieving accurate and 
reproducible color.
However, the following...

C6150 User’s Guide
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Most documents you print are in RGB format. This is the most 
common method. If you do not know your document’s color 
mode, assume that it is RGB.
CMYK documents are typically only supported in professional 
Desktop Publishing and Graphics applications.
About the Printer Drivers 
Matching Photographs
RGB only
Select a matching method appropriate to your monitor.
Windows
Natural is generally a good choice. Select a matching 
method appropriate to your monitor.
Macintosh
OS 10.2 and...

C6150 User’s Guide
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Matching Specific Colors 
(Example: Company logo)
RGB only
Color Swatch Utility 
Use the Color Swatch Utility to print out a chart of RGB 
swatches. Select your desired RGB values from the 
swatches. Enter the values in your applications color 
picker
See “Color Swatch Utility” on page 274.  
RGB or CMYK
If you are printing from a graphics application such as 
Adobe Photoshop, you may be able to use Soft-Proofing 
to simulate the printed image on your monitor.
Printing Vivid...

C6150 User’s Guide
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Color Settings
This is a list of all possible options. 
The list you see varies according to your computer platform, 
operating system, color production method, and printer driver 
type.
You can modify these settings by selecting Advanced Color, 
then Natural.  
Monitor (6500k) Auto               
The default setting (in Macintosh) that selects the best 
options for your printer. This selection works best for 
office situations. 
Optimized for printing general documents when using...

C6150 User’s Guide
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Optimized for matching specific colors, such as a 
company logo color. The colors within the printers 
color gamut are printed without any modification. Only 
colors that fall outside the printable colors are modified.
Hue, Brightness, and Saturation
There are three main components to color:  Hue, Brightness, 
and Saturation.
Hue
The component that determines the frequency of light or 
the position in the spectrum or the relative amounts of 
red, green and blue. Hue corresponds to...

C6150 User’s Guide
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Color Matching ____________________
How To
 
Color reproduction is a complex topic.
This how-to information explains how to perform color 
matching with your printer.
Color Match Precision 
When the printer performs color matching, it must do many 
calculations to convert between different color formats (RGB, 
CMYK, etc). These calculations can take time to process.  
The [Color Match Precision] option allows you to choose 
between higher quality color matching (more time...

C6150 User’s Guide
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Descriptions of Color Matching Methods 
Automatic 
Your printer automatically uses the best method to match 
color, depending on the type of document you are 
printing.
See page 190
Office Color  
This is a simpler color management system designed for 
ease of use. Office Color is recommended for users who 
are not experts in color but want good results when 
printing from programs such as Microsoft Office.
See page 190
Graphic Pro  
This is a powerful color management system based...