February 2019
Beginner to intermediate
284 pages
6h 20m
English
Content preview from Learn Chart.js
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Configuring colors
Chart.js supports standard HTML/CSS color names and codes (see Chapter 2, Technology Fundamentals), which are assigned to properties that control fonts, strokes (lines, and borders), and fills. You can select a color by its name (for example, red), hexadecimal code (#f00, #ff0000), or three-argument generator functions that receive RGB or HSL components (rgb(255,0,0), or hsl(0,100%,50%)). CSS color generator functions also include a four-argument version that controls transparency with the alpha component ('rgba(255,0,0,1)', or 'hsla(0,100%,50%,1)').
The Chart.defaults.global.defaultColor property sets a default color for all the chart components, but it is mostly overridden by the default configurations for fonts, scales, ...
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