Dell U2713HM User Manual page 40

sRGB: Mode to emulate 72% NTSC color.
Custom Color: Allows you to manually adjust the color settings. Press the
G, B) values and create your own preset color mode.
Hue
This feature can shift color of video image to green or purple. This is used to adjust the desired flesh tone color. Use
adjust the hue from '0' to '100'.
Press
Press
NOTE: Hue adjustment is available only for Movie and Game mode.
Saturation
This feature can adjust the color saturation of the video image. Use
Press
Press
NOTE: Saturation adjustment is available only for Movie and Game mode.
to increase the green shade of the video image.
to increase the purple shade of the video image.
to increase the monochrome appearance of the video image.
to increase the colorful appearance of the video image.
and buttons to adjust the three colors (R,
or to adjust the saturation from '0' to '100'.
or to