Color Lightness

The Color Lightness channel enables you to control the brightness of colors in the image without affecting chroma or hue. You can use this channel to target and brighten specific colors, such as lightening a person’s skin tone, or darkening the sky of a landscape without affecting other objects.

Shortcut

(while a LCH step is active):

Ctrl + 1 (Windows) command + 1 (Macintosh)

The Color Lightness channel provides you with the following controls:

w e r t

q

 

The hue map represents the full spectrum of colors on the horizontal axis, with the

 

brightness of the colors on the vertical axis. A color lightness curve, superimposed

 

on the hue map, can be used to isolate and adjust the lightness of individual colors.

 

Clicking on the curve will create an anchor point. Moving that anchor point

 

upward makes colors in the affected portion of the color range brighter. Taking

qHue Map

that same anchor point and moving it downward makes the affected colors darker.

 

Using the width slider increases or decreases the range of similar colors affected by

 

the color identified with the anchor point.

 

Anchor points can be removed by simply clicking and dragging the anchor point

 

off of the hue map or by clicking on an anchor point to select it and pressing the

 

delete key.

 

 

Chapter 20 — Adjust Menu Color > LCH 193

Page 195
Image 195
Nikon NX2 user manual Color Lightness, QHue Map, Color identified with the anchor point, Delete key