Convert numbers between binary (base 2), octal (base 8), decimal (base 10), and hexadecimal (base 16).
- Convert decimal integers to hex for CSS colors or memory addresses
- Convert binary to decimal for bitmasking operations
- Understand octal Unix permission values
Convert color values between HEX, RGB, RGBA, HSL, HSLA, and CMYK formats instantly.
- Convert design tool colors to CSS-compatible formats
- Translate CMYK print colors to RGB for web use
- Convert between color models for different rendering contexts
Convert between bits, bytes, kilobytes, megabytes, gigabytes, terabytes, and petabytes.
- Estimate storage requirements for file systems
- Convert network bandwidth values between units
- Calculate database size in human-readable units
Convert Arabic integers to Roman numerals (I, V, X, L, C, D, M) and parse Roman numerals back to integers.
- Generate Roman numeral chapter numbers for documents
- Decode movie release years formatted as Roman numerals
- Create numbered lists with Roman numeral notation
Convert Unix epoch timestamps to human-readable dates/times and any date back to its Unix timestamp.
- Debug API responses with epoch timestamp fields
- Convert database timestamps for log analysis
- Calculate future or past dates from epoch values
Calculate the exact number of days, weeks, months, and years between any two calendar dates.
- Calculate project duration between start and end dates
- Find a person's age in days from their birthdate
- Determine days until a deadline or event