Color Ramp

A colorRamp object is used to specify a range of colors that are applied to a group of symbols.

Referenced by: authoringInfo, Color Ramp, Raster Shaded Relief Renderer, Stretch Renderer

Properties

Property Details
algorithm Algorithm used for calculating the ramp.
Valid values:
  • esriCIELabAlgorithm
  • esriHSVAlgorithm
  • esriLabLChAlgorithm
colorRamps A multipart color ramp is defined by a list of constituent color ramps.
fromColor Array representing the initial color to start the ramp from.
toColor Array representing the final color to end the ramp with.
type Value indicating the type of colorRamp.
Valid values:
  • algorithmic
  • multipart

Algorithmic Example

{
  "type": "algorithmic",
  "fromColor": [
    115,
    76,
    0,
    255
  ],
  "toColor": [
    255,
    25,
    86,
    255
  ],
  "algorithm": "esriHSVAlgorithm"
}

Multipart Example

{
  "type": "multipart",
  "colorRamps": [
    {
      "type": "algorithmic",
      "fromColor": [
        255,
        0,
        0,
        255
      ],
      "toColor": [
        255,
        255,
        0,
        255
      ],
      "algorithm": "esriHSVAlgorithm"
    },
    {
      "type": "algorithmic",
      "fromColor": [
        0,
        255,
        255,
        255
      ],
      "toColor": [
        0,
        0,
        255,
        255
      ],
      "algorithm": "esriHSVAlgorithm"
    }
  ]
}

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