> ## Documentation Index
> Fetch the complete documentation index at: https://docs.explo.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Heat Map

## Data Configuration

#### Chart Type

You can read about this section [here](/creating-dashboards/visualizations/data-tab#chart-type).

#### X-Axis

This section is for the x axis grouping of the heat map.

#### Aggregation

This section is for the field you wish to aggregate the heat map on.

#### Y-Axis

This section is for the y axis grouping of the heat map.

#### Filter

This section is for filtering the chart based on certain columns. You can read about chart filtering [here](/creating-dashboards/visualizations/data-tab#filter).

## Formatting

#### Header

Read about the `Header` section [here](/creating-dashboards/visualizations/format-tab/overview#header).

#### X-Axis

Read about the `X Axis` section [here](/creating-dashboards/visualizations/format-tab/x-axis).

#### Y-Axis

Read about the `Y Axis` section [here](/creating-dashboards/visualizations/format-tab/y-axis).
Download

Read about the `Enable Download` section [here](/creating-dashboards/visualizations/format-tab/overview#enable-download).

#### Heat Map Options

* **Show Chart Values:** If toggled on, the value at each square will be displayed on the square in the heat map.
* **Hide Zeros:** If toggled on, squares that have 0 as a value will not have a number displayed in the square.

#### Gradient

-**Gradient Type:** This section allows you to choose between a linear or diverging color palette for the heap map. -**Colors:** You may choose either 2 (linear) or 3 (diverging) colors, as well as the value thresholds for each color.
Column min/mid/max will pull the minimum, average, and maxiumum values as thresholds for those colors, whereas exact values will
just use the hardcoded values.

#### Data Labels

Read about the `Data Labels` section [here](/creating-dashboards/visualizations/format-tab/data-labels).

#### Legend

Read about the `Legend` section [here](/creating-dashboards/visualizations/format-tab/legends).

#### Colors

Read about the `Colors` section [here](/creating-dashboards/visualizations/format-tab/overview#colors).

#### URL Link

Read about the `URL Link` section [here](/creating-dashboards/visualizations/format-tab/overview#url-link)

#### No Data Configuration

Read about the `No Data Configuration` section [here](/creating-dashboards/visualizations/format-tab/overview#no-data-configuration)

#### Expose Underlying Data

Read about the `Expose Underlying Data` section [here](/creating-dashboards/drilldowns/underlying-data-drilldowns).