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544 BJavaScriptView Raw
1"use strict";
2
3Object.defineProperty(exports, "__esModule", {
4 value: true
5});
6exports["default"] = _default;
7
8function _default(hexColor, lightness) {
9 var hex = String(hexColor).replace(/[^0-9a-f]/gi, '');
10
11 if (hex.length < 6) {
12 hex = hex.replace(/(.)/g, '$1$1');
13 }
14
15 var lum = lightness || 0;
16 var rgb = '#';
17 var c;
18
19 for (var i = 0; i < 3; ++i) {
20 c = parseInt(hex.substr(i * 2, 2), 16);
21 c = Math.round(Math.min(Math.max(0, c + c * lum), 255)).toString(16);
22 rgb += ('00' + c).substr(c.length);
23 }
24
25 return rgb;
26}
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