== Examples ==
<span style="background:navy; color:{{Jači kontrast boja|navy|white|black}}">Navy</span> → Navy
<span style="{{Jači kontrast boja|navy|white|black|css=y}}">Navy</span> → Navy
<span style="{{Jači kontrast boja|navy|css=y}}">Navy</span> → Navy
<span style="background:red; color:{{Jači kontrast boja|red|white|black}}">Red</span> → Red
<span style="{{Jači kontrast boja|red|white|black|css=y}}">Red</span> → Red
<span style="{{Jači kontrast boja|red|css=y}}">Red</span> → Red
<span style="background:white; color:{{Jači kontrast boja|white|white|black}}">White</span> → White
<span style="{{Jači kontrast boja|white|white|black|css=y}}">White</span> → White
<span style="background:black; color:{{Jači kontrast boja|black|white|black}}">Black</span> → Black
<span style="{{Jači kontrast boja|black|white|black|css=y}}">Black</span> → Black
<span style="background:#005500; color:{{Jači kontrast boja|#005500|#FFFFFF|#000000}}">#005500</span> → #005500
<span style="{{Jači kontrast boja|#005500|#FFFFFF|#000000|css=y}}">#005500</span> → #005500
<span style="background:#005500; color:#{{Jači kontrast boja|005500|FFFFFF|000000}}">005500</span> → 005500
<span style="{{Jači kontrast boja|005500|FFFFFF|000000}}">005500</span> → 005500
<span style="background:#CC5500; color:#{{Jači kontrast boja|CC5500|FFFFFF|000000}}">CC5500</span> → CC5500
<span style="{{Jači kontrast boja|CC5500|FFFFFF|000000|css=y}}">CC5500</span> → CC5500
<span style="background:#CC5500; color:#{{Jači kontrast boja|CC5500|FFFFFF|000000|bias=1}}">CC5500</span> → CC5500
<span style="{{Jači kontrast boja|CC5500|FFFFFF|000000|bias=1|css=y}}">CC5500</span> → CC5500
<span style="background:Not a color; color:#{{Jači kontrast boja|Not a color|FFFFFF|000000}}">Not a color</span> → Not a color
<span style="{{Jači kontrast boja|Not a color|FFFFFF|000000|css=y}}">Not a color</span> → Not a color
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