`ScaleFillHue`

Evenly spaced hue fill palette for discrete categories.

Defaults

helper: scaleFillHue
family: color-fill
aesthetic: fill
scale type: ordinal
options type: HueScaleOptions

Svelte component

import { GGPlot, GeomCol, ScaleFillHue } from "@ggsvelte/svelte";

<GGPlot data={rows} aes={{ x: "x", y: "y", fill: "group" }}>
  <ScaleFillHue />
  <GeomCol />
</GGPlot>

JSON scales

{
  "scales": {
    "fill": {
      "type": "ordinal"
    }
  }
}

Params

domain

Array<DomainValue>

Explicit semantic domain. Manual/ordinal scales use ordered values; sequential/binned scales use [min, max].

domainMode

"grow" | "data"

Ordinal domain stability: "grow" (default) preserves assignments across filters; "data" rebuilds from current data.

reverse

boolean

Reverse the output color range. Default false.

naValue

string

Color for null/missing values. Default9.

unknownValue

string

Color for invalid, out-of-domain, or unmapped values. Default9.

onExhaust

"cycle" | "error"

Ordinal palette exhaustion policy: "cycle" (default) with a warning, or "error".

guide

GuideSpec

Guide presentation override (legend, colorbar, colorsteps, or none).

h

[number, number]

Hue range in degrees (ggplot2 scale_colour_hue).

c

number

Chroma.

l

number

Luminance.

direction

1 | -1

Wheel direction.

Guide interaction

Legend guide for discrete/manual/identity color. Set guide: "none" to hide.

Examples

← All scales · Palettes · Scales and guides