The color of the vertical gridlines inside the chart area. Hi, I have a question. Following is an example of a basic line chart with customized line color. Right now that doesn't seem to be an option. See MDN. The color of the area under the curve is determined by the backgroundColor key.All the line charts drawn using this method will be filled with the given color. borderJoinStyle: Line joint style. borderWidth: The line width (in pixels). See MDN. borderDash: Length and spacing of dashes. The value of lineColor can be a “HTML Color Name” or “hex” code. So, let's see the complete example. We've added colors configuration to change default line colors. Color of the lineSegment is defined by the lineColor of first dataPoint; Applies only to all Line and Area charts. ChartJS Line Charts - remove color underneath lines. borderDashOffset: Offset for line dashes. The chart below contains 3 lines; red, yellow and green. Okay, so I have a ChartJS line chart working that populates directly from data coming for my db. We will see how we can use the canvas component and JavaScript to draw: a line; an arc (a part of a circle) a color-filled shape; To start drawing using the HTML5 canvas, we'll need to create a few things: One folder to hold the project files; let's call this folder piechart-tutorial. (preferrably upon instantiation of the chart already) Thanks in advance for your feedback! i want to update the background color and the border color for one of two datasets ( line chart ) according to an event in my app ... how can i do this ... i tried this but it didn't work : myChart.data.datasets[1].borderColor = '#f39c12'; What I'm looking for is some way to continue the line of another color … If I'm charting an account balance in a line/bar chart, it'd be nice to show positive values in, say, black and negative values in, say, red. One more thing that you might have noticed is that we are using discrete data points to plot the chart. patrickp wrote: Is it possible to draw a multi-color line in HighStock? The line fill color. Ask Question ... Viewed 70k times 62. Default: Automatically taken from dataSeries color. They are sitting on top of one another to give the appearance of a single line. borderColor: The line color. Configurations. Since those brand colors are widely known, readers are able to look at the charts and immediately understand which value belongs to which party, without the need for an actual legend. What I need now is to get rid of the color underneath each of the lines. Example: “blue”,”#21AB13″.. Notes. Material Line Charts have many small improvements over Classic Line Charts, including an improved color palette, rounded corners, clearer label formatting, tighter default spacing between series, softer gridlines, and titles (and the addition of subtitles). my system receives data undefined, that generates empty spaces in the line. Kind regards, David The second option for Excel multi-colored line charts is to use multiple series; one for each color. borderCapStyle: Cap style of the line. See MDN. 5. Check this section on the Chart.js docs. And the multiple series solution only works for scatter/column chart, not for a line chart. We've already seen the configuration used to draw this chart in Google Charts Configuration Syntax chapter. It's possible to grab a particular point's color in the metaDataset via chart.data.datasets[0].metaDataset._points[0]._view.backgroundColor, but how would I be able to specify each point's individual color? 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