Thoughtful use of color
Interactive Data Visualization with plotly in R
Adam Loy
Statistician, Carleton College
Adding a third variable
wine %>%
plot_ly(x = ~Flavanoids, y = ~Alcohol, color = ~Type) %>%
add_markers()
Adding a quantitative variable
wine %>%
plot_ly(x = ~Flavanoids, y = ~Alcohol, color = ~Color) %>%
add_markers()
RColorBrewer palettes
wine %>%
plot_ly(x = ~Flavanoids, y = ~Alcohol, color = ~Type) %>%
add_markers(colors = "Dark2")
Manual palettes
wine %>%
plot_ly(x = ~Flavanoids, y = ~Alcohol, color = ~Type) %>%
add_markers(colors = c("orange", "black", "skyblue"))
