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    <div class="page-header">
    <h1>Generate lighter or darker version of a color</h1>
    <small class="dont-index">Source: <a href='https://github.com/gadenbuie/xaringanthemer/blob/master/R/color.R'><code>R/color.R</code></a></small>
    <div class="hidden name"><code>lighten_darken_color.Rd</code></div>
    </div>

    <div class="ref-description">
    <p>Produces a linear blend of the color with white or black.</p>
    </div>

    <pre class="usage"><span class='fu'>lighten_color</span><span class='op'>(</span><span class='va'>color_hex</span>, strength <span class='op'>=</span> <span class='fl'>0.7</span><span class='op'>)</span>

<span class='fu'>darken_color</span><span class='op'>(</span><span class='va'>color_hex</span>, strength <span class='op'>=</span> <span class='fl'>0.8</span><span class='op'>)</span></pre>

    <h2 class="hasAnchor" id="arguments"><a class="anchor" href="#arguments"></a>Arguments</h2>
    <table class="ref-arguments">
    <colgroup><col class="name" /><col class="desc" /></colgroup>
    <tr>
      <th>color_hex</th>
      <td><p>A character string representing a hex color</p></td>
    </tr>
    <tr>
      <th>strength</th>
      <td><p>The "strength" of the blend with white or black,
where 0 is entirely the original color and 1 is entirely white
(<code>lighten_color()</code>) or black (<code>darken_color()</code>).</p></td>
    </tr>
    </table>

    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>A character string with the lightened or darkened color in
hexadecimal format.</p>

    <h2 class="hasAnchor" id="examples"><a class="anchor" href="#examples"></a>Examples</h2>
    <pre class="examples"><div class='input'><span class='va'>blue</span> <span class='op'>&lt;-</span> <span class='st'>"#0e6ba8"</span>
<span class='va'>blue_light</span> <span class='op'>&lt;-</span> <span class='fu'>lighten_color</span><span class='op'>(</span><span class='va'>blue</span>, strength <span class='op'>=</span> <span class='fl'>0.33</span><span class='op'>)</span>
<span class='va'>blue_dark</span> <span class='op'>&lt;-</span> <span class='fu'>darken_color</span><span class='op'>(</span><span class='va'>blue</span>, strength <span class='op'>=</span> <span class='fl'>0.33</span><span class='op'>)</span>

<span class='kw'>if</span> <span class='op'>(</span><span class='fu'><a href='https://rdrr.io/r/base/ns-load.html'>requireNamespace</a></span><span class='op'>(</span><span class='st'>"scales"</span>, quietly <span class='op'>=</span> <span class='cn'>TRUE</span><span class='op'>)</span><span class='op'>)</span> <span class='op'>{</span>
  <span class='fu'>scales</span><span class='fu'>::</span><span class='fu'><a href='https://scales.r-lib.org/reference/show_col.html'>show_col</a></span><span class='op'>(</span><span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span><span class='op'>(</span><span class='va'>blue_light</span>, <span class='va'>blue</span>, <span class='va'>blue_dark</span><span class='op'>)</span><span class='op'>)</span>
<span class='op'>}</span>
</div><div class='img'><img src='lighten_darken_color-1.png' alt='' width='700' height='433' /></div><div class='input'>
</div></pre>
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