nearestTailwindColor/index.js

const {colors} = require('./colors');

const flattenedColor = {};

for (let colorsKey in colors) {
    if (typeof colors[colorsKey] === "string") {
        flattenedColor[colorsKey] = colors[colorsKey]
    } else {
        for (let nestedKey in colors[colorsKey]) {
            flattenedColor[`${colorsKey}-${nestedKey}`] = colors[colorsKey][nestedKey];
        }
    }
}

const nearestColor = require('nearest-color').from(flattenedColor);

console.log(nearestColor('#F2F2F2'));