On this article, I’ll share my high ideas for efficient knowledge visualization, which could be simply applied to make your knowledge simpler to know and consider.

Information performs a major position in fashionable enterprise processes and has grow to be a vital factor in our on a regular basis decision-making. Whether or not we’re presenting knowledge to help our choices, or consuming knowledge introduced by others, efficient knowledge visualization is vital to creating sense of all of it.

As a knowledge analyst, I’ve all the time been obsessed with data visualization, consistently searching for methods to speak knowledge in a extra accessible and comprehensible means.

Nonetheless, I’ve additionally seen firsthand how neglecting fundamental guidelines of knowledge visualization could make your knowledge obscure and even deceptive.

The ideas supplied on this article are easy but important. They aid you lay a powerful basis for efficient knowledge visualization earlier than you progress on to extra superior strategies.

Use Graphs At any time when Attainable

Graphs are a robust solution to current knowledge. As a substitute of presenting knowledge in plain textual content or tables, strive changing it to a graph. This can make the info way more digestible and simpler to know. There are lots of kinds of graphs, together with bar charts, line charts, and pie charts, so be sure you select the one which most closely fits your knowledge.

Make Your Information Seen

If you happen to can’t use graphs to current your knowledge, be certain to make use of bullet factors and make your knowledge seen. To make your knowledge seen, you need to use daring font, change font dimension, and use commas to separate giant numbers in hundreds.

Don’t be afraid to focus on your most vital numbers and make them very large.

A paragraph converted to a list, with money figures in bold

Pie Charts Aren’t At all times the Finest Choice

Pie charts have lengthy been a well-liked device for knowledge visualization, however their effectiveness can rely on the character of the info being introduced. Whereas they’re nice for displaying knowledge with two classes, pie charts can grow to be exhausting to interpret when there are greater than three classes concerned.

Regardless of their limitations, pie charts can clearly illustrate which class is essentially the most dominant when used appropriately. For instance, take the next chart, which demonstrates the dominant gadget kind in relation to site visitors.

A pie chart of traffic by device type: 21% desktop, 79% mobile

The next pie chart is an effective instance of how troublesome it may be to establish the very best or lowest shares between classes when there are too many current in a single chart.

A pie chart divided into too many sections

Thus, in case your knowledge has greater than three classes, utilizing a unique kind of chart could be a greater answer.

Bar Charts Are Fairly Common

When doubtful, a bar chart is often a secure selection. They’re nice for presenting a variety of knowledge in a transparent and concise means. Bar charts provide a powerful different to pie charts, significantly when there are greater than three classes of knowledge. Make certain to type your bar chart by the values you wish to spotlight.

A bar chart of traffic by state

Use Colours

Colors might help make your knowledge extra partaking and simpler to know. Use completely different colours to distinguish between classes or to focus on vital knowledge factors.

Nonetheless, watch out to not use too many colours, as this will make your graph look cluttered. As a substitute, we will differentiate between classes by utilizing varied shades of the identical coloration. This may be an efficient means to make sure that the graph is simple to learn and never overcrowded. Moreover, coloration coding could be helpful for navigating by knowledge values.

Traffic by state bar chart colored only in shades of green

Use Colours Logically

When utilizing colours, be certain they make sense for the info you’re presenting. For instance, use purple for unfavourable knowledge factors and inexperienced for constructive ones.

Two versions of a bar chart, one in red and green to better indicate positive and negative values

Make Your Visualization Look Prepared

Make investments time in making your visualization look skilled and polished:

  • Use clear fonts and graphs which are appropriately sized to make sure readability.
  • Label your axes and knowledge factors clearly to assist your viewers perceive the data being introduced.
  • Contemplate altering default visualization settings to customized ones.
  • You can too customise your graphs with presentation templates, model colours, and fonts to make them visually interesting and constant together with your model identification.

Two bar charts compared, one more clearly labeled than the other


Information visualization performs a significant position in making your knowledge simple to know and belief. By following these easy ideas and methods, you’ll be able to create interesting and sensible graphs that may help you in speaking knowledge extra clearly.

If you happen to loved this text, try Building Interactive Data Visualizations with D3.js and React and The Best React Chart Libraries for Data Visualization in 2024.