In my “Totally different Levels of Customized Property Utilization” article, I famous a scenario about colours and CSS customized properties the place I went “too far” with breaking apart HSL coloration values. Breaking each single coloration into its H, S, and L elements is could also be a step too far.
However you most likely do wish to break up it up like this:
–color-1-hsl: 200deg 15% 73%;
So, two customized properties per coloration in your coloration system. Why? As a result of now you’ve bought a very easy manner to make use of it and you’ve bought a option to apply alpha to the colour if you need.
There’s probably not some other option to take an present coloration in CSS and apply alpha transparency to it. Effectively, I say that, however really…
/* Future CSS! (works in Safari TP proper now) */
background: hsl(from var(–color-1) h s l / 0.5);
That’s neat, however I’m not completely positive once we’ll have the ability to depend on that in manufacturing.
You already know what else we are able to’t use for something tremendous necessary in manufacturing? Houdini paint worklets. No Firefox or Safari but on these.
A bummer, as a result of Dave virtually had this factor cracked! The perception right here is that Houdini paint worklets principally return a picture that you just paint with <canvas> APIs. You possibly can paint a rectangle in Canvas with any coloration format, then set the globalAlpha, return that as a picture, and in order that principally unlocks alpha on any coloration format! It really works (in Chrome):
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