𝜟𝜱✴︎delta phi star Script Test 0.0.1

Usage:

𝜟𝜱✴ = contrastDPS(color1, color2);

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TESTING YOUR IMPLEMENTATION

If you've implemented the code and want a quick sanity check, Here are some keystone checks with no rounding. The first color is TEXT and the second color is BACKGROUND:

Test Values for 0.0.1 constants.

TEXT vs BKGND • EXPECTED RESULT for 0.0.1


    #000 & #9e9e9e 	 ∆Φ✴: 52.042324818974436
    #9e9e9e & #FFF 	 ∆Φ✴: 52.15817941439123
    #FFF & #888 	 ∆Φ✴: 63.155229570915864
    #888 & #000 	 ∆Φ✴: 40.15402173709839
    #000 & #aaa 	 ∆Φ✴: 58.397040139078555
    #aaa & #234 	 ∆Φ✴: 49.71988060967246
    #234 & #def 	 ∆Φ✴: 84.77424837874361
    #def & #123 	 ∆Φ✴: 88.70761679910729
    #123 & #444 	 ∆Φ✴: 0.0
    #444 & #777 	 ∆Φ✴: 11.029421871598664
    #777 & #a4a4a4 	 ∆Φ✴: 12.543444585172274
    #a4a4a4 & #fff 	 ∆Φ✴: 48.902933046054386
    #fff & #000 	 ∆Φ✴: 101.35051965850337
    #000 & #595959 	 ∆Φ✴: 13.468722550811329

Some APCA Lc  values for comparison:

    #888 vs #fff  APCA Lc 63.056469930209424
                     ∆Φ✴: 63.155229570915864

    #000 vs #aaa  APCA Lc 58.146262578561334
                     ∆Φ✴: 58.397040139078555
                     
    #123 vs #def  APCA Lc 91.66830811481631
                     ∆Φ✴: 88.70761679910729
                     
    #123 vs #444  APCA Lc  8.32326136957393
                     ∆Φ✴:  0.0