# Monochrome polar area (Polar area example)

> WestCoast Charts 1.1.5, release, public Core release, on npm. HTML: https://westcoast-charts.com/gallery/polar-area/polar-area-monochrome/ · Index for agents: https://westcoast-charts.com/llms.txt

Shades of one colour.

- Chart type: `polarArea` (Polar Area)
- Collection: Polar area · Polar area
- Raw configuration: https://westcoast-charts.com/gallery-src/polar-area/polar-area-monochrome.js
- Standalone example: https://westcoast-charts.com/embed/samples/wcc/gallery/polar-area/polar-area-monochrome.html

## Setup

```js
import WestCoastCharts from 'west-coast-charts'
```

## Options

```js
const options = {
  chart: {
    height: 400,
    fontFamily: "Inter, Geist, \"IBM Plex Sans\", system-ui, sans-serif",
    type: "polarArea",
    toolbar: {
      show: false
    }
  },
  series: [42, 37, 29, 21, 15],
  labels: ["North", "South", "East", "West", "Central"],
  theme: {
    mode: "light",
    preset: "coastal",
    monochrome: {
      enabled: true,
      color: "#7c3aed",
      shadeTo: "light",
      shadeIntensity: 0.6
    }
  },
  yaxis: {
    show: false
  },
  plotOptions: {
    polarArea: {
      rings: {
        strokeWidth: 0
      },
      spokes: {
        strokeWidth: 0
      }
    }
  }
}

const chart = new WestCoastCharts(document.querySelector('#chart'), options)
await chart.render()
```

## Verify

- Text check (Library 1.1.5): load `west-coast-charts/agent/describe` and call `chart.describe({ format: "json" })` for the actual drawn state. The live reader is on this example’s HTML page.
- Command line (Public agent tools 0.2.3, tested with Library 1.1.5; available from the versioned GitHub release and npm, https://westcoast-charts.com/docs/cli/index.md): `wcc chart export polar-area-polar-area-monochrome.json --out polar-area-polar-area-monochrome.svg --with-table` (save the options above as JSON first)