perctohex

Converts percentage values to hexadecimal codes.

Installation

npm install perctohex

Usage

import percToHex from 'perctohex';

percToHex(85);  // => 'D9'
percToHex(50);  // => '80'
percToHex(0);   // => '00'
percToHex(100); // => 'FF'

API

percToHex(p: number): string

Converts a percentage value to a hexadecimal string.

• Parameters:

  • p (number): The percentage value to convert (0-100). Values outside this range will be clamped.

• Returns: A 2-character uppercase hexadecimal string (00-FF)

• Throws: TypeError if the input is not a finite number (e.g., NaN, Infinity)

Testing

This project uses Vitest for testing.

Run Tests

# Run tests once
npm test

# Run tests in watch mode
npm run test:watch

# Run tests with UI
npm run test:ui

# Run tests with coverage
npm run test:coverage

License

ISC