Bravo to the WebKit team! I’ve been coding with web-native color pickers recently for some internal tools I built, and these are exactly the things whose absence has tempted me to chuck the native pickers for JS-library-made pickers. 

WebKit
Add wide gamut P3 and alpha transparency to your color picker in HTML
Now HTML lets you create a color picker for wide gamut P3 color and for alpha transparency with two new attributes: <input type="color" colorspace=...




