reference / interface
colorpicker
A swatch in a ui block that opens a color picker, with an alpha bar, and gives the color: tint = colorpicker "tint". It starts white, or as start says (start orange), and keeps its color as the sketch reloads.
mood = orangeui [ mood = colorpicker "mood" start orange ]draw [ fill mood circle at 300 160 radius 80]
How to write it
colorpicker text [start color] [at number number] [width number]
Gives a color.