The Color Range tool selects areas with the specified color or tonal range. To call it, choose Select -> Color Range…
The pixels of the current layer are selected based on all visible colors in the image.
Adjust the color selection using the following parameters:
Selection Modes (in the form of icons) - logic operations, which determine the result of the interaction between selected areas.
New . When creating a new selection, the previous selection disappears.
Add . The selection area will be increased by adding new fragments. The mode is activated by holding the Shift key.
Subtract . This mode lets removing the part of the selection. The mode is activated by holding the Alt key.
Use a drop-down list to select one of the standard color (red, yellow, etc.) or tonal ranges (highlights, midtones, shadows). Also, you can pick a color using the Eyedropper tool. Only the pixels corresponding with the chosen color or brightness will be selected.
Tolerance (0-200). The parameter specifies the width of the color range included into the selection when picking a color from the image.
Local Area check-box. Using the check-box, you can create a selection with the specified radius, whose center is located at the point where you clicked with the eyedropper.
The Invert check-box. The option inverts the selection.
The Preview Window displays either the source image or the selected area in the grayscale mode. In the second case, white indicates the selected areas, black - not selected areas, and gray - the transition zone.
In the View Mode drop-down menu, you can determine how the selection will be displayed in the Image Window.
Press OK to create a selection, or Cancel to close the window without saving the changes.
To create and manipulate a selection, use the standard editor commands.
All selections are displayed in the Selections Panel.