Converts from some CSS-representation of colour to a structured OkLch format.
Parse a HEX-formatted colour into OkLch structured format
Coverts from the Colorizr library Tests ranges:
Returns a string or OkLch value to absolute form.
Returns the colour as a CSS colour string: oklch(l c h / opacity).
Scales the opacity value of an input Oklch value
Create an LCH colour using absolute hue