Operation Manual

Understanding Color Channel Clipping Overlay Colors
The color of the color channel clipping overlay indicates which color channel or
combination of color channels is clipped. In addition, Aperture gives you the option of
choosing color or monochromatic overlays to indicate clipping.
To set the color channel clipping overlay color
1 Choose Aperture > Preferences, then click Advanced.
2 Choose one of the following options from the Clipping Overlay pop-up menu:
• To display the clipping overlays in shades of color: Choose Color.
• To display the clipping overlays in black, shades of gray, and white: Choose Monochrome.
Color Overlay Descriptions
The following table lists the color overlays and the corresponding color channels that
have been clipped by the adjustment parameter setting.
Color clipping informationAdjustment
Red: Indicates highlight clipping in the red color channel.
Green: Indicates highlight clipping in the green color channel.
Blue: Indicates highlight clipping in the blue color channel.
Yellow: Indicates highlight clipping in the red and green color
channels.
Pink: Indicates highlight clipping in the red and blue color channels.
Cyan: Indicates highlight clipping in the blue and green color
channels.
White: Indicates highlight clipping in all three color channels.
Black: Indicates no highlight clipping in any color channel.
Exposure parameter (Exposure
adjustment)
Red: Indicates highlight clipping in the red color channel.
Green: Indicates highlight clipping in the green color channel.
Blue: Indicates highlight clipping in the blue color channel.
Yellow: Indicates highlight clipping in the red and green color
channels.
Pink: Indicates highlight clipping in the red and blue color channels.
Cyan: Indicates highlight clipping in the blue and green color
channels.
White: Indicates highlight clipping in all three color channels.
Black: Indicates no highlight clipping in any color channel.
Recovery parameter (Exposure
adjustment)
454 Chapter 16 An Overview of Image Adjustments