(HSL Alpha) The use of an HSL model and an alpha channel for transparency or translucency. See alpha channel and HSL.
"HSLA." YourDictionary, n.d. Web. 23 June 2018. <http://www.yourdictionary.com/hsla>.
HSLA. (n.d.). Retrieved June 23rd, 2018, from http://www.yourdictionary.com/hsla
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