Generators & utilities

Design tools

Generators, converters, and utilities for design. Every tool runs client-side — no signup, no uploads.

Total tools 33 33 tools

HEX to RGB

RGB to HEX

HEX to HSL

Contrast Checker

Design Unit Converter

Design Percentage Calculator

Design Ratio Calculator

Design Average Calculator

Design Percent Change

Design Ratio Simplifier

Design Date Difference

Design Formatter

Design Hasher

Design Name Generator

Design Company Name Generator

Design ID Generator

Design Color Picker

Design UUID Generator

Design Passphrase

Design Base64

Design Slug Generator

Design Roman Numerals

Design Number Base Converter

Design Profit Margin

Design Mortgage Affordability

Design Retirement Withdrawal

Design Recipe Portion Calculator

Design Trip Cost Estimator

Design Lighting Layout

Design Battery Runtime

Design Password Strength

Design Shipping Cost

Design Contract Invoice