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Web Design: Five Best Practices For Data Visualisation

“Clutter and confusion are not attributes of data – they are shortcomings of design.” – Edward Tufte

So, what is data visualisation?

Well, data visualisation is a coherent way to communicate quantitative content visually. Depending on its attributes, the data can be represented in various ways, such as pie charts, bar charts, line graphs, scatter plot, or map.

Data visualisations should be visually appealing, useful, and never misleading.

Hence, web designers must adhere to the best practices in data visualisation and come up with the best way to present the data set visually. Today, most of the web design companies in NYC are implementing the data visualisation best practices to deliver user-engaging designs for their clients.

Why do you need to use data visualisation?

As per IBM, every day, 2.5 quintillion bytes of data are being created.

data visualization in practice

Big data becomes useless if it cannot be consumed and comprehended in a meaningful and useful way. This is why data visualisation has become so important not only in web design techniques but also in economics, science, services related to healthcare, and many more.

Here is a list of 5 data visualisation best practices in web design:

1. Know your audience

The first and foremost step to create an impressive data visualisation is to have a clear idea of what you want to say and who your target audience is.

For instance, a sales manager and a chief financial officer have different perspectives to understand profitability on a probability dashboard.

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Hence, to create the perfect data visualisation, you need to make sure that you know your target audience well and accordingly design data visualization to which your audience can relate the most.

2. Show data using visual features

A variety of charts like line charts, bar charts, pie charts, scatter plots, etc. are available to present data in the best way.

Now, which chart to use where entirely depends on the expertise of the designer’s artistic and creative mind! The right chart will not only make the data easy-to-understand but also present it in the most accurate light.

Well, to make the right choice of visual feature, you need to consider what type of data you are conveying and who your target audience is.

3. Use visual hierarchy and messaging and create a narrative flow

The best-in-class data visualisations can tell intriguing stories. These stories can turn raw data into useful information. Now, these stories can emerge from outliners, correlations, or trends in the data.

4. Label data points directly

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To make it easily understandable what an optical element is representing, it is essential to label it.

Many designers use labels to tell the readers which colours or which symbols are representing what in the charts. However, it puts an unnecessary strain on the readers’ eyes and minds as they are forced to look back and forth between the data and the labels.

As a better alternative, you can label the data points directly on the chart.

Yes, sometimes it is a bit challenging for the designer, but being able to overcome the challenge is the key to success for a skilled and creative designer! You can’t let your readers go through the pain just because you want to skip some extra work.

5. Design iteratively

Data visualisation should be done in such a way that it is not only easily understandable to customers but also can deliver the best results.

Then, evoke feedback in an interactive setting and accordingly, revise it. It is better to avoid analysis paralysis.

Wrapping up

The best data visualisations communicate a data set effectively and clearly by using graphics. It creates an engaged, data-driven business culture.

To encourage this encouragement further, you can send scheduled email reports and metric-driven notifications.

Understanding your corporate culture, your audience, along with human nature as a whole, is the key to proper data visualisation. 

Source: e27

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