Routines (alphabetical) > Object Classes > Graphics Object Classes > IDLgrPalette::SetRGB

# IDLgrPalette::SetRGB

Syntax | Arguments | Keywords | Version History

The IDLgrPalette::SetRGB procedure method sets the color values at a specified index in the palette to the specified Red, Green and Blue values.

## Syntax

Obj->[IDLgrPalette::]SetRGB, Index, Red, Green, Blue

## Arguments

### Index

The index within the Palette object to be set. This value should be in the range of 0 ≤ Value < N_COLORS.

### Red

The red value to set in the color palette.

### Green

The green value to set in the color palette.

### Blue

The blue value to set in the color palette.

## Keywords

None

## Version History

5.0 | Introduced