hsla
Creates an hsla color string.
The hsla color format specifies a color using hue, saturation, lightness components, and an alpha (opacity) value. Useful for fill/stroke or style values.
Return
The hsla color string.
Parameters
h
The hue component (0-360).
s
The saturation component (0-100).
l
The lightness component (0-100).
a
The alpha component (0.0-1.0).