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DocsChartsRadial hour heatmapLast updated Nov 2, 2026

Radial hour heatmap

A week of hours around a clock. Sample data: deliveries over 4 weeks by weekday and hour, peak slot Thu 18:00.

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Delivery rhythmDeliveries over the last 4 weeks by weekday and hour, as a share of the busiest slot: the peak is Thursday 18:00, the quietest slot Sunday 03:00, and the weekend carries 14% of the volume.00061218MONINSIDEPeak slotThu 18:00QuietestSun 03:00Weekend14%OF VOLUMELOWMEDIUMPEAK
Delivery rhythm
Day00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Mon1%8%5%1%8%12%21%40%54%64%66%66%64%63%63%66%83%90%83%80%49%29%16%4%
Tue2%1%7%3%1%1%16%33%58%66%80%65%66%60%71%75%77%83%90%83%62%33%19%6%
Wed11%2%8%1%1%11%16%41%64%77%78%79%63%65%79%77%89%83%93%83%56%43%16%5%
Thu1%6%1%1%3%7%26%37%57%76%83%71%74%76%81%83%83%96%97%92%63%41%19%6%
Fri1%1%1%7%1%15%22%40%61%74%88%78%75%66%74%82%90%96%96%89%66%44%21%15%
Sat1%6%3%1%1%6%10%17%29%27%35%34%22%25%28%35%34%42%42%34%19%14%8%9%
Sun1%3%1%0%1%1%13%14%20%26%37%27%24%24%26%28%34%36%40%34%20%17%6%4%
Delivery rhythmDeliveries over the last 4 weeks by weekday and hour, as a share of the busiest slot: the peak is Thursday 18:00, the quietest slot Sunday 03:00, and the weekend carries 14% of the volume.00061218MONINSIDEPeak slotThu 18:00QuietestSun 03:00Weekend14%LOWMEDIUMPEAK
Delivery rhythm
Day00:0001:0002:0003:0004:0005:0006:0007:0008:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:00
Mon1%8%5%1%8%12%21%40%54%64%66%66%64%63%63%66%83%90%83%80%49%29%16%4%
Tue2%1%7%3%1%1%16%33%58%66%80%65%66%60%71%75%77%83%90%83%62%33%19%6%
Wed11%2%8%1%1%11%16%41%64%77%78%79%63%65%79%77%89%83%93%83%56%43%16%5%
Thu1%6%1%1%3%7%26%37%57%76%83%71%74%76%81%83%83%96%97%92%63%41%19%6%
Fri1%1%1%7%1%15%22%40%61%74%88%78%75%66%74%82%90%96%96%89%66%44%21%15%
Sat1%6%3%1%1%6%10%17%29%27%35%34%22%25%28%35%34%42%42%34%19%14%8%9%
Sun1%3%1%0%1%1%13%14%20%26%37%27%24%24%26%28%34%36%40%34%20%17%6%4%

Installation

  1. 1

    Set up the registry once

    This chart is free in Hearth and MIT licensed: no token. Add @chartory to components.json once (the URL alone, no headers), or skip this when another chart is already installed.

    Installation guide
  2. 2

    Add the chart

    One command adds the Radial hour heatmap component to your project.

    npx shadcn add @chartory/radial-hour-heatmap
  3. 3

    Use it

    Pass your rows. The props are the Figma properties.

    usage.tsx
    import { RadialHourHeatmap }  from "@/components/chartory/radial-hour-heatmap"<RadialHourHeatmap  data={deliverySlots}  size="m"  legend/>

Props

<RadialHourHeatmap>

Every prop but data is a Figma property with the same name and values.

PropTypeDefault
data: The chart's data. The tables below list every field.RadialHourHeatmapDataRequired
size: The size class. Each one is laid out again from the data."xs" | "s" | "m" | "l""m"
legend: Shows the legend row under the plot.booleantrue

RadialHourHeatmapData

The data prop: one object for the whole chart.

PropTypeDefault
vals: The values, in order.number[][]Required
center: The lines in the centre: [text style, text, tone].[string, string, string][]Required
rows: One entry per row.RadialHourHeatmapRow[]Required

RadialHourHeatmapRow

One object per entry in rows.

PropTypeDefault
label: The name shown on the chart.stringRequired
text: The label as shown.stringRequired
pct?: The share as shown, e.g. "42%".string—
tok?: The colour token, e.g. "data/primary".string—
tone?: The tone of the mark (a colour token).string—
h?: The row height in the side list, in px.number—

The data as a JSON Schema: schemas/radial-hour-heatmap.json

Radial hour heatmap: a React and Figma chart in four sizes

What does a radial hour heatmap show?

A radial hour heatmap wraps the hours of the day around a circle with one ring per weekday, shaded by volume, so daily and weekly rhythm show in one round shape. Use it for deliveries, orders or traffic by hour and day.

Chartory ships it as a Figma component and a React component with the same name. The code installs from the shadcn registry with one command and lands in your project as a file you own.

What is the Radial hour heatmap component?

It is one <RadialHourHeatmap> component. Its props are the Figma properties with the same names and values, and the props table above lists them. The data is a value per weekday and hour.

Sizes XS, S, M and L re-lay the chart out from the data instead of scaling it, so labels stay readable at every size.

When should I use it?

  • Is a round shape wanted? Yes means the radial hour heatmap fits.
  • Is it hours and weekdays? Yes means the radial hour heatmap fits.
  • Is shading enough? Yes means the radial hour heatmap fits.

When does another type fit better?

  • A plain grid. Use Heatmap instead.
  • Days over months. Use Calendar heatmap instead.
  • Dots sized by value. Use Punch card instead.

Radial hour heatmap questions

Installing, data, Figma and plans.

  • Yes. It installs through the shadcn registry with the shadcn CLI, and the file lands in your project.

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