Skip to main content

Golden Ratio Calculator

Calculate lengths and ratios based on the golden ratio (1:1.618). Useful for design and layout dimension planning.

Phi
1.6180339887...
Share this tool
📖

How to Use

Step 1

Enter Value

Enter Value

Enter the reference length or value

Step 2

Auto Calculate

Auto Calculate

The other value based on the golden ratio is automatically calculated

Step 3

Use Results

Use Results

Apply the results to your design or project

Features

Bidirectional Calculation

Auto-calculate other values from long side, short side, or total

Visual Display

Visually display golden ratio rectangles and spirals

Fibonacci Sequence

Also display the related Fibonacci sequence

FAQ

A ratio of approximately 1:1.618, widely found in nature, art, and architecture. Represented by the Greek letter φ (phi).