Secondary Colour Grading > Creating a Secondary by Keying a Range of Colours > Using the Diamond Keyer to Extract a Key >

# Accessing the Diamond Keyer

Use the comprehensive controls in the Diamond Keyer to extract a key.

To access the Diamond Keyer:

1. In the Secondaries menu, toggle the Keyer option box to access the Diamond Keyer.

The Diamond Keyer interface appears.

NoteDisable the Show button to display the Shape Tracker, Schematic, Notes, Flags, Pixel, Animation, Group, and Selector panels.

(a) Keyer option box(b) Show Diamond Keyer(c) Hue cube(d) Sampled pixel(e) Chrominance Softness Diamond(f) Chrominance Tolerance Diamond selector(g) Chrominance Softness Diamond selector(h) Minimum Luminance slider for softness(i) Minimum Luminance slider for tolerance(j) Luminance level of sampled pixel(k) Chrominance Tolerance Diamond(l) Luminance gradient (m) Maximum Luminance slider for tolerance (n) Maximum Luminance slider for softness

The Diamond Keyer interface is made up of the following elements.

Keyer option box
  Toggles to display the HLS Keyer or the Diamond Keyer. The default keyer is configured in the user settings. See Tools Settings.
Show
  Displays the Diamond Keyer. Disable to display the Shape Tracker, Schematic, Notes, Flags, Pixel, Animation, Group, and Selector menus.
Hue cube
  Representation of the colour space in which you perform colour isolation for the extraction of a key.
Sampled pixel
  Black dot represents the sampled colour on the hue cube.
Chrominance Softness Diamond
  Used to set the chrominance range for softness.
Chrominance Tolerance Diamond selector
  Selects the chrominance Tolerance Diamond for scaling and skewing.
Chrominance Softness Diamond selector
  Selects the chrominance Softness Diamond for scaling and skewing.
Minimum Luminance slider for softness
  Used to set the minimum luminance levels for softness.
Minimum Luminance slider for tolerance
  Used to set the minimum luminance levels for tolerance.
Luminance level of sampled pixel
  Orange bar represents the luminance level of the sampled pixel in the Luminance gradient.
Chrominance Tolerance Diamond
  Used to set the chrominance range for tolerance.
Luminance gradient
  Displays the level of luminance for the sampled pixel and the Minimum and Maximum luminance levels for tolerance and softness.
Maximum Luminance slider for tolerance
  Used to set the maximum luminance level for tolerance.
Maximum Luminance slider for softness
  Used to set the maximum luminance level for softness.