Richardpruen: 1 revision imported

2021-12-05T15:54:20Z

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Wikipedia>Ftrebien at 13:44, 21 July 2021

2021-07-21T13:44:50Z

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{{#invoke:BaseConvert|10to16|{{#expr:({{{r|0}}}*{{{a|0}}}+{{{r_bg|255}}}*(1-{{{a|0}}})) round 0}}|precision=0}}{{#invoke:BaseConvert|10to16|{{#expr:({{{g|0}}}*{{{a|0}}}+{{{g_bg|255}}}*(1-{{{a|0}}})) round 0}}|precision=0}}{{#invoke:BaseConvert|10to16|{{#expr:({{{b|0}}}*{{{a|0}}}+{{{b_bg|255}}}*(1-{{{a|0}}})) round 0}}|precision=0}}<noinclude>{{documentation|content=
Calculates an RGB hex triplet naively blended over a (by default) white background, i.e.
{{block indent|1=
<math>C_o = C_a \alpha + C_{bg} (1 - \alpha)</math>
}}

The visual properties of a naive (nonlinear) sRGB blend is that color blending with greyscales mostly "work" visually.<ref>{{cite web |title=Color gradient algorithm |url=https://stackoverflow.com/questions/22607043/color-gradient-algorithm|access-date=2021-07-21 |website=Stack Overflow}}</ref>
<pre style="overflow:auto">
{{Shade/bgcolor
|r = 
|g = 
|b = 
|a = 
|r_bg = 
|g_bg = 
|b_bg = 
}}
</pre>
}}</noinclude>

Template:Shade/bgcolor - Revision history

Richardpruen: 1 revision imported

Wikipedia>Ftrebien at 13:44, 21 July 2021