Hi! i want to fill an area based on y values: red to negative, green to positives. How can i do that? [image]

I don’t know how to it with one single trace, but here is a solution using numpy masks: import plotly.graph_objects as go import numpy as np x = np.linspace(0, 2*np.pi, 100) y = np.sin(x) mask = y >= 0 fig = go.Figure(go.Scatter(x=x[mask], y=np.sin(x)[mask], mode='lines', …

Thank you for your answer! But i want to do it with a single trace

I don’t think you can. That would be a new mode for the fill argument of Scatter traces.

@yuricda96 If your usecase of having only one trace is so that the legend behaves as a single trace, you can do the following: Hide the legend for one of the two traces showlegend=False Put both traces in the same legend group (e.g. legendgroup="my-trace") This way you will only see one trace fo…

Great tips, I like it However, it has some issues when the values are equal to the threshold (zero in your example). so it has a gaped space with no color. [Save] and if the steps are few it will be bigger and awful plot :frowning: . [gaps] So I tried to solve this and get this maybe someone …

It is possible to fill area with different colors on a line plot?

📊 Plotly Python

tgi535 April 21, 2021, 11:35am 7

I’ll just add this here, Fill area between 2 lines [SOLVED]
This saved me from a great deal of frustration.

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It is possible to fill area with different colors on a line plot?

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