This gadget lets you choose colours easily. You can select multiple colours, and you can either choose any RGB colour, or browse through R colours.
colourPicker(numCols = 3)
numCols | The number of colours to select when the gadget launches (you can add and remove more colours from the app itself too) |
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Vector of selected colours
This gadget returns a vector of colours that can be assigned to a variable. If instead you want to get a text representation of the colours that can embedded into code, use the addin from the RStudio Addins menu.