### 8.4. Hue Chroma

The Hue-Chroma filter is another way to modify saturation. Clear explanations about chroma and saturation can be found at https://ninedegreesbelow.com/photography/changing-saturation-using-lch-chroma.html .

#### 8.4.1. Activating the Command

You can access this command from the main menu through Colors → Hue-Chroma….

#### 8.4.2. Options

图 16.125. Hue-Chroma Options

Presets, Blending Options, Preview, Merge filter, Split view

  | 注意
  These options are described in 第 8.1.2 节 “Colors Common Features”.

Hue

  The slider and the small arrow buttons allow you to select a hue in the color wheel (-180°, 180°).

Chroma

  “Chroma” is the purity of the color. Moving this slider makes colors more or less pure.

Lightness

  This slider and the small arrow buttons allow you to select a value (luminosity): -100, 100.

8.3. Color Temperature |  | 8.5. Hue-Saturation

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