
Correcting and adjusting colors 253
An example of increasing brightness by using the curve.
To quickly adjust brightness and contrast
1 To apply the effect to:
• The canvas — Click the Canvas in the Layers panel.
• A selection — Click a selection tool from the toolbox, and drag in the document
window to select an area.
• A layer — Click a layer in the Layers panel.
2 Choose Effects Tonal Control Brightness/Contrast.
3 Move the upper slider to adjust image contrast. Move the lower slider to adjust
image brightness.
4 Click Apply.
You can reset the sliders to the default settings by clicking Reset.
To adjust brightness and contrast by using the curve
1 Choose Effects Tonal Control Correct Colors.
2 In the Color Correction dialog box, choose Contrast and brightness from the
list box.
3 Click one of the following color buttons:
• Red — allows you to adjust only the red curve
• Green — allows you to adjust only the green curve
• Blue — allows you to adjust only the blue curve
• Master — allows you to adjust all color curves at once
4 Adjust any of the following sliders:
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