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30-seconds-of-code/snippets/RGBToHex.md
Angelos Chalaris 931e9c689f Archive, multitagging, cleanup
Cleaned up the current snippets for consistency and minor problems, added multiple tags to most of them, archived a few.
2018-01-05 16:33:54 +02:00

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### RGBToHex
Converts the values of RGB components to a color code.
Convert given RGB parameters to hexadecimal string using bitwise left-shift operator (`<<`) and `toString(16)`, then `String.padStart(6,'0')` to get a 6-digit hexadecimal value.
```js
const RGBToHex = (r, g, b) => ((r << 16) + (g << 8) + b).toString(16).padStart(6, '0');
```
```js
RGBToHex(255, 165, 1); // 'ffa501'
```