rgb()
color string to an array of values.String.prototype.match()
to get an array of 3 string with the numeric values.Array.prototype.map()
in combination with Number
to convert them into an array of numeric values.const toRGBArray = rgbStr => rgbStr.match(/\d+/g).map(Number);
toRGBArray('rgb(255, 12, 0)'); // [255, 12, 0]
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